TY  - BOOK
AU  - Polk, Ralph W.
AU  - Oolk, Edwin W. (jt. auth)
TI  - The practice of printing: : lette press and offset
U1  - 686.231 
PY  - 1964///
CY  - Peoria, Illinois
PB  - Chas. A. Bennett
KW  - Offset printing
N1  - includes index
ER  -