Readex Microprint Model D reader, for transparent and opaque microforms, with microfilm attachment, manufactured by Cook & Perkins Ltd., London, and supplied by Readex Microprint Ltd., London, estimated date c. 1964. Readex Microprint Model D reader 1964
Readex Univeral Micro-viewer for both opaque and transparent microforms, made by the Readex Corporation, New York, estimated date c. 1975 Readex Univeral Micro-viewer for both opaque and transparent microforms circa 1975
Ross Microreader serial no. 4657, by Ross, London, with attachments for reading microprint and microfilm, estimated date 1960-1964 Ross Microreader serial no. 4657 1960-1964 (estimated)