- TitleCollection of documents relating to Skylark sounding rocket, predominantly to the development of Attitude Control Units
- ReferenceMS/2198
- Production date1961 - 1972
- British Aircraft CorporationBiographyBiographyThe British Aircraft Corporation, often known simply as BAC, was formed on 18th July 1960 with the merger of the aviation interests of English Electric, Vickers-Armstrong and the Bristol Aeroplane Company. This was undertaken due to pressure from the British government, who had warned that it expected a consolidation of the aircraft industry, along with the guided weapons and engine industries, due to a decrease in the number of contracts it was going to offer. There was also some encouragement in the form of the contract for the TSR-2 aircraft, at the time the most advance aircraft design Britain had every produced, as well as the continuance of government research and development spending and a guarantee of aid for promising new types of civil aircraft. The ownership of the new company would split between the original owners of the constituent divisions. As such both Vickers-Armstrong and English Electric received 40% of the shares and the remaining 20% was given to Bristol. Existing designs would be produced under these existing brands and the BAC name would initially only be added to group marketing material. The group also took over the design of the Bristol 223 supersonic airliner, which would be merged with a similar Sud Aviation design to produce Concorde. The head of research and development for the new company would be Sir Barnes Wallis who remained in this position until 1971. During September 1960 the new company would acquire a 70% stake in Hunting Aircraft and at the same time would also be awarded the contract for the TSR-2. In 1961 the first BAC design was produced, the BAC One-Eleven, and the company also established a subsidiary in the United States of America under the name British Aircraft Corporation (U.S.A.) Incorporated, which was aimed at promoting sales of the company’s aircraft and guided weapons. During 1963 the group underwent a great deal of expansion and restructuring. It first acquired the guided weapons divisions of English Electric and Bristol Aircraft which it merged to form a new subsidiary, known as British Aircraft Corporation (Guided Weapons). This not only produced a number of guided missiles but also expanded to include electronics and space systems. In October BAC underwent a major change when it became a holding company and a new subsidiary was formed as British Aircraft Corporation (Operating) Limited. This took over the constituent aircraft manufacturers, Bristol, English Electric Aviation, Hunting Aircraft and Vickers-Armstrong Aircraft, which became divisions of the new company under the following names, BAC (Filton Division), BAC (Preston Division), BAC (Luton Division), and BAC (Weybridge Division). The guided weapons division would also be added into this group. The ownership of the holding company would remain with the three original companies. During 1965 BAC would undergo a major loss when the British Government cancelled the TSR-2 project due to increasing costs. This was a major blow to the company but it was able to survive due to the success of its One-Eleven airliner. In 1966 the group would form a joint company with Breguet under the name SEPECAT. This was established to develop a new strike aircraft for the British and French air forces and would eventually result in the Jaguar. The year would also see Rolls Royce acquire the Bristol Aeroplane Company so that it could amalgamate its engine business with that of Bristol Siddeley Engines. As a result, it would also acquire the 20% Bristol held in BAC. Although Rolls Royce initially stated that they did not wish to take over these shares they did not initially dispose of them and it wouldn’t be until the company went bankrupt in 1971 that Vickers and the General Electric Company, which had acquired English Electric in 1968, were able to purchase the 20% share. As well as this in September 1966 the Minister of Aviation, Tony Benn, announced that he believed that BAC and Hawker Siddeley should be merged into a single company. Despite this BAC’s success with the One-Eleven airliner and large defence contract with Saudi Arabia made it unlikely the parent companies would be willing to sell their shares and the proposal was soon dropped. The British Aircraft Corporation would be a major opponent to the Airbus proposal during 1967, arguing instead in favour of its own design, the Three-Eleven. This design was initially ordered by British European Airways, but government pressure cancelled this and replaced it with the A300 design. As a result, BAC would not be involved in Airbus and it would be Hawker Siddeley that was the British representative, producing the wings for the new aircraft. On 1st August 1968 British Aircraft Corporation Limited, the holding company of the group was renamed British Aircraft Corporation (Holdings) so that the operating subsidiary could be renamed British Aircraft Corporation. The newly named company would enjoy a major success when the first Concorde protype flew on 2nd March 1969, followed by the first British Concorde’s flight on 9th April the same year from BAC Filton. The design would eventually enter service with British Airways and Air France on 24th May 1976. The same year would also see the company forming a joint enterprise with Messerschmitt-Bölkow-Blohm, Fiat and Fokker. This was known as Panavia Aircraft GmBH and had been established to produce a multi role combat aircraft, which would become the Tornado. On 29th April 1977, despite opposition from BAC and as a result of the Aircraft and Shipbuilding Industries Act, the British Aircraft Corporation was nationalised. Along with Hawker Siddeley Aviation, Hawker Siddeley Dynamics and Scottish Aviation it would be merged into the newly formed British Aerospace.
- Scope and ContentSkylark was the first British rocket to reach space. It was developed by the Royal Aircraft Establishment at Farnborough, in collaboration with the Royal Society. First fired in 1967, Skylark operated for 48 years, launching into space thousands of instruments that made pioneering observations of the Earth, Sun, stars and galaxies. It carried instruments to altitudes higher than those attainable by balloon, but lower than satellite orbits. Launched some 8 months before the world’s first artificial satellite, Sputnik1, it became a relatively inexpensive but highly efficient way of carrying scientific experiments into sub-orbital space, and helped researchers with everything from X-ray astronomy to study of the fertilisation of frogs’ eggs in microgravity. Despite its success, the government ended public funding of the programme in 1977, after which it was operated on a commercial basis, first by British Aerospace, then by Matra Marconi Space, and finally by Sounding Rocket Services Ltd until its final launch in 2005. One of the crucial developments in Skylark’s design was the introduction of Attitude Control Units (ACU), which in 1972 led to the launch of the world’s first Earth Resources Rocket. During this pilot flight, Skylark’s payload was stabilised with horizon sensors, and an aerial reconnaissance camera was launched 250 km above southern Australia, obtaining imagery of 250,000 sq. kms for analysis. This set the precedent for a successful aerial survey of Argentina the following year. The collection documents development of the Attitude Control Units, and comprises progress reports, meeting minutes and correspondence, as well as an ACU test schedule, reference handbooks, user manuals, and a photo album of the 1972 flight. It also contains 2 photographs of rocket launches in 1961and 1962, and a presentation album relating to Skylark flights from Woomera, Australia.
- Extent5 boxes
- LanguageEnglish
- Level of descriptionTOP
- Repository nameScience Museum, London
- Royal Aircraft EstablishmentBiographyBiographyThe Royal Aircraft Establishment (RAE) was formed in June 1918 when the Royal Aircraft Factory (RAF) was renamed, partly to avoid its abbreviation being confused with the newly formed Royal Airforce. In addition to this renaming there was also a shift away from the production that had previously been undertaken on the Establishment’s Farnborough site, and an increased focus on the research and development that was seen as its main role in the aviation industry, although a small number of aircraft continued to be constructed on site until the end of the war in November 1918. As part of this the sites function was defined as being to conduct experimental and development work on aeroplanes and engines, the testing of experimental instruments and accessories, undertaking flying instrument development for which there was little commercial demand, investigating failures within aircraft and components, liaison with industrial contractors for research purposes, technical supervision during construction of experimental machines, being available for approach for approval of designs and stressing of new aeroplanes, and the issue of airworthy certificate and of technical publications. The first director of the newly renamed RAE was W. Sydney Smith, who had replaced Henry Fowler as head of the RAF in April 1918. With the new focus on research and development he brought about some reorganisation of the departments with some being established or changed to focus on specialist areas including aerodynamics, engines, physics, instruments, metallurgy, mechanical testing, chemistry and fabrics. With the end of the First World War the RAE underwent a large reduction in staff and resources, with the numbers employed falling from 5,052 in November 1918, to 1,380 by the mid-1920s. There was a similar reduction in funding, with only 3.9% of the Air Estimate being allocated to the site in 1922, but research would continue to be conducted despite these difficulties. In 1919 there was also a shift away from purely military work as several companies approached the RAE for assistance with the design and handling characteristics of their new civil aircraft. The first Certificate of Airworthiness was also issue to a civilian aircraft at this time. As well as this 1919 also saw the beginning of the early helicopter work undertaken by Louis Brennan. Based in one of the airship sheds on the site he continued testing until 1925 when it crashed during a demonstration and the Air Ministry cut the project’s funding. In 1920 the Wireless and Photography department was formed, illustrating the growing importance of these technologies, and more sophisticated equipment was installed in the structures department to test wing loading, replacing the previous method of using sandbags to weight aircraft components. The research activities of the RAE continued throughout the 1920s. These included comparisons between the results gains from full scale flight tests and those from models tested in wind tunnels as well as theoretical studies of stability and other flight characteristics. Other work included the development of an early variable pitch propeller and the testing of many of the new types of aircraft that were being developed by numerous companies. The development of oxygen systems for aircrews was also undertaken due to the increased altitudes that were being encountered both in tests and in everyday flight. Also, during the 1920s a great deal of research was undertaken in the development of aircraft catapults. These used a compressed air and hydraulics to launch aircraft and would be later developed for use on the Royal Navy’s large warships. Further work would be undertaken on inflight refuelling and 1927 would see the start of experiments to develop turbine engines by Alan Arnold Griffith. There was also a great deal of work undertaken on the RAE Larynx, an pilotless aircraft designed as a guided anti-ship weapons and seen as a predecessor to both cruise missiles and modern drone aircraft. Seven of these were produced and tested and, although it did not enter production, it was the start of the development of numerous drone aircraft that were used for gunnery targets, such as the Queen Bee that was used by the Royal Navy during the 1930s. The development of photographic equipment was an important area of development in the interwar period and in 1929 the RAE produced the first of its F24 aircraft cameras. This was fitted to many aircraft during the Second World War for aerial reconnaissance and would continue to be used until the mid-1950s. An Instrument and Photographic Department was also formed to help with the development of equipment for aerial photography, reflecting its growing importance both in military and civilian circles. The problem of spinning in aircraft was also tackled at this time with the production of a 12ft wind tunnel in which to conduct tests. This was followed in 1935 by a 24ft tunnel that was used to test air and water-cooled engines and other full size components. A 660ft tank was also built to test the hydrodynamics of seaplane hulls. Finally, in 1937 an additional wind tunnel was constructed that was able to operate at 600mph, reflecting the growing performance of aircraft at the time. The declaration of war in August 1939 ““made little fundamental change in the policy and work of the Establishment since it was the expected culmination of what was known as the ‘Expansion Scheme’ which had been going on progressively since the adoption of a national rearmament policy in 1935”. Despite this there was a great deal of expansion with the number of staff increasing to 6,000 and new runways and hangars being constructed, which brought the airfield site up to 800 acres. Despite the site’s importance, the RAE was only bombed once during the course of the war. This occurred on 16th August 1940 when eight aircraft dropped a total of 20 bombs, although only half hit the site with the rest falling on nearby houses. Three members of staff were killed, and work was disrupted for three days but would then resume, with some operations being dispersed to other sites. During the war a large number of new systems were developed, including a gyro gun-sight that improved the accuracy of fighter aircraft and early forms of airborne RADAR, which were tested by the Radio Department. Tests on captured enemy aircraft were also undertaken as were early tests on models of the Gloster E28/39, Britain’s first jet aircraft. Advances were also made in aerial photography and a new bombsite was also developed as was a rocket propelled catapult designed to fire aircraft from merchant ships. In August 1941 Beatrice Shilling, known as Tilly, developed the R.A.E. Restrictor, better known as Miss Shilling’s Orifice. This was developed to prevent loss of power in aircraft performing negative ‘g’ manoeuvres during combat and was a simple washer fitted to the fuel pipe that prevented the engine from being flooded by fuel. Although it did not completely solve the issue it did allow for quick low ‘g’ manoeuvres to be conducted and bought time for a more permanent solution to be developed by Rolls-Royce, in the form of pressure carburettors. With the end of the Second World War in 1945 the RAE again underwent a reduction in staffing. From a wartime peak of around 6,000 this dropped to approximately 3,000 as many of the site’s personnel returned to the civilian industry. Also, in March of the same year research into piston powered aircraft ceased and all attention was focused on jet propulsion. In November 1945 the RAE was opened to the public in order to illustrate the site’s war work. Not only was the site opened but there was also a display of British and German aircraft which drew a great deal of attention. In the immediate post war years research continued, although at a much reduced intensity, and included a great deal of research into transonic flight characteristics. Some of this was undertaken using rocket propelled models dropped from aircraft in flight. Some research was also conducted on the Miles M.52 prior to this project’s cancellation. A further area of investigation at this time was the installation of flexible decks on aircraft carriers. This hope to replace the undercarriage of aircraft with a sprung rubber deck on ships. It was hoped that this would increase the performance of aircraft, but it was never implemented in service. A more successful design was the angled flight deck, which was proposed by the Naval Aircraft Department and, after a model was produced and refinements implement, this was adopted as standard for all aircraft carriers at the time. In 1948 the Society of British Aircraft Constructors moved their annual display to Farnborough. This would continue to be held annually on the site until 1962, when it changed to a biannual display in partnership with the Paris Air Show. Although initially this was only open to British designs from 1974 it became the Farnborough International Airshow. In 1952 the air show was the site of an major accident when a de Havilland DH110 broke up during a display and crashed into the crowd, killing 31. During the 1950s a substantial amount of testing was undertaken on many new civilian designs if aircraft and, even though some of these did not enter service, a great deal of technical information was gained from the experiments. Helicopters also began to undergo testing at the RAE with numerous aspects of their design being tested. 1952 also saw the arrival of an Avro 707 which was used to examine the aerodynamic properties of delta wings, data that would be later used in the design of Concorde and the Avro Vulcan. Following the loss of two Comet aircraft in 1954 the RAE was the site of a major investigation into the causes of their loss. Parts were salved from both of the crashes and brought back to Farnborough where they were pieced back together. Further to this a large water tank was built where a complete Comet body was repeatedly pressurised to investigate the effect of repeated pressurisation and depressurisation. Other Comets were also sent to the RAE to conduct flight trails and other investigations. All of these tests found that the aircraft had been lost due to the failure of the structure and led to a redesign of the type, as well as a greater understanding of the science of metal fatigue. By 1958 the structure of the RAE had developed to have the following departments: Aerodynamics, Armament, Armament and Instrument Experimentation, Carrier Equipment, Chemistry, Electrical Engineering, Experimental Flying, Guided Weapons, Instruments, Instrument and Photographic, Mathematical Services, Mechanical Engineering, Metallurgy, Naval Aircraft, Radio, Rocket Propulsion and Structures. 1958 also saw the beginning of calculations on the TRIDAC analogue computer as well as the launch of many of the rocketry projects that the RAE was involved in. These were the Skylark and Black Knight rockets that were both tested at the Woomera facility in Australia. During the 1960 the RAE was involved in a number of projects ranging from the development of the UK3 satellite, the first UK satellite, and the TSR2 aircraft to the invention of high strength carbon fibre. RAE scientists would also be present at the first launch of the Blue Streak rocket in 1964. This period also saw work undertaken as part of the development of Concorde, including testing the airframe for the effects of heat and stress. In 1970 the Royal Aircraft Establishment was involved in the launch of the R1 satellite by the Black Arrow rocket from the Woomera test site. This was the responsibility of the space department and built on the work they had undertaken on the previous Black Knight system. They would also have design authority for the Prospero satellite that was launched in 1971 and the Ariel IV, launched in 1973.`` 1970 also saw the opening of the RAE Museum on the site. For the rest of the 1970s the RAE was involved in the development of satellite and senor systems, for both military and civilian uses. The increase in importance of the satellite research was demonstrated in 1988 when the RAE changed its name to the Royal Aerospace Establishment. On 1st April 1991 the Royal Aerospace Establishment merged with the Admiralty Research Establishment, the Aeroplane and Armament Experimental Establishment, the Royal Armament Research and Development Establishment and the Royal Signals and Radar Establishment to form the Defence Research Agency. This brought together all of the previously independent Defence Research Establishments before it was itself merged with other departments to form the Defence Evaluation and Research Agency in 1995. Research flying would continue at Farnborough under these new institutions until 1994 when this end and in 2003 all Ministry of Defence operations on the airfield ceased.
- The Royal SocietyBiographyBiography1660-current, scientific learned society The Royal Society was established after a group of scientists met at Gresham College after a lecture by Christopher Wren on the 28 November 1660, and decided to found a college for the Promoting of Physico-Mathematicall Experimentall Learning. The group was given its first Royal Charter in 1662 by King Charles II and by the second Royal Charter it would be known as 'The Royal Society of London for Improving Natural Knowledge'. The early years of the Society saw revolutionary advancements in the conduct and communication of science. Hooke’s Micrographia and the first issue of Philosophical Transactions were published in 1665. Following the Great Fire of London, in 1666, the society moved to Arundel House. Under the Presidency of Isaac Newton, the Society acquired its own home, two houses in Crane Court, off the Strand. In 1731 a new rule was established which said that each candidate for election had to be proposed in writing and had that written certificate signed by those who supported his candidature. The society moved premises to Somerset House in 1780, Burlington House in Piccadilly in 1857, Carlton House Terrace, London in 1967 and the Society acquired Chicheley Hall, Buckinghamshire in 2010. Chicheley Hall was transformed into Kavli Royal Society International Centre which will provide a prestigious residential centre for holding internationally significant scientific conferences and offering opportunities for concentrated academic reflection. Over time, the criteria for, and transparency of election to the Fellowship became stricter, and Fellows were elected solely on the merit of their scientific work from 1847. The government granted the Society £1,000 to assist scientists in their research and to buy equipment in 1850. The Society now allocates nearly £42 million each year from government grants and donations and legacies from organisations and individuals. The Society has 8,000 Fellows elected to the Society to date.
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