- 1Archive of Williamson Kinematograph Company Limited and its successor Williamson Manufacturing Company Limited (WKC)
c. 1908-1979, fonds - 2Williamson's Catalogue: Cameras, Printers, Perforators, Accessories (WKC/H/2/01)
1914, file - 3Butcher's Kinematograph Machinery: Cameras, Projectors, Printers, Perforators & Equipment (WKC/H/2/02)
1920, file - 4Catalogue of the Film Printing Plant, Machinery and Equipment at the Williamson Film Works (WKC/H/2/03)
1934, file
