Microtext in the form of opaque cards and transparent microfiches: review of progress, 1959.
Publisher: United Steel Companies, Research and Development Dept., Swinden Laboratories
Published: 1960
Place of publication: Moorgate, Rotherham, Yorkshire
Language: eng
Number of pages: 82
Subjects: Microcards -- Catalogs.; Microfilms -- Catalogs.; Microphotography -- Equipment and supplies.
Genres: Catalogs.