Microtext in the form of microcards and other micro-opaques, transparent microfiches & unitised microfilm or aperture cards as well as reading & enlarging apparatus: review of progress, 1960.
Publisher: United Steel Companies, Research and Development Dept., Swinden Laboratories
Published: 1961
Place of publication: Moorgate, Rotherham
Language: eng
Number of pages: 82
Subjects: Microcards -- Catalogs.; Microfilms -- Catalogs.; Microphotography -- Equipment and supplies.
Notes: Cover title.