TY  - BOOK
AU  - Davison,George H.
TI  - Microtext in the form of opaque cards and transparent microfiches: review of progress, 1959
U1  - 025.179 
PY  - 1960///
CY  - Moorgate
PB  - United Steel Companies, Research and Development Dept., Swinden Laboratories
KW  - Microcards
KW  - Catalogs
KW  - Microfilms
KW  - Microphotography
KW  - Equipment and supplies
N1  - Includes index
ER  -