TY  - BOOK
AU  - Mertle, J S
AU  - Monsen, Gordon L
TI  - Photomechanics and Printing
U1  - 686.232 
PY  - 1969///
CY  - Calcutta
PB  - Oxford & IBH Publishing Co.
KW  - Photomechanics
N1  - 3 in ML and 8 in CL
ER  -