- TitlePhoto showing an exhibition of French scientific instruments
- ReferenceCORP/SCM/Z/111/50/06/10
- Production date08-02-1950 - 08-02-1950
- Scope and ContentPhotograph with a caption that reads: 144903. Four-channel Electronic Switch (inventor Mr Bladier) Purpose: Simultaneous recording of four phenomena on the screen of a cathode-ray oscillograph allowing comparison of ware-forms, amplitudes, frequencies and relative phases'.
- Extent1 photograph
- LanguageEnglish
- Level of descriptionITEM
- Repository nameScience Museum, London
- Conditions governing accessOpen access
- Conditions governing ReproductionCopies may be supplied in accordance with current copyright legislation and Science Museum Group terms and conditions
Creator
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- contains 4 partsTOPCORP Science Museum Group Corporate Archive
- contains 19 partsSUB-FONDSCORP/SCM Science Museum Corporate Archive
- contains 336 partsSUB-SUB-FONDSCORP/SCM/Z-Archive Records relating to the history of the Science Museum
- contains 52 partsSERIESCORP/SCM/Z/111 Science Museum Historic Photographs