TY  - BOOK
AU  - Verry,Herbert Richard
TI  - Document copying and reproduction processes. 
U1  - 094.3 VER 
PY  - 1958///.
CY  - London : 
PB  - Fountain Press, 
KW  - Photocopying
KW  - Copying processes
N1  - Includes bibliography and index.
ER  -