TY  - BOOK
AU  - Mortensen,William
TI  - The new projection control
AV  - TR650 .M65 1942
U1  - 770 
PY  - 1942///]
CY  - San Francisco, Calif.
PB  - Camera craft publishing company
KW  - Photography, Artistic
KW  - Local
KW  - Photography
N1  - "Third edition, revised and enlarged."
ER  -