TY  - BOOK
AU  - Verry, H. R.
AU  - Wright, Gordon H.
TI  - Microcopying methods
U1  - 778.315 VER 
PY  - 1967///
CY  - London, New York
PB  - Focal P.
KW  - Microfilms
KW  - Photocopying
N1  - Includes bibliographical references ( p. 155-162)
ER  -