TY  - BOOK
AU  - Gernsheim, Helmut
AU  - Gernsheim, Alison
TI  - The history of Photography: : from the earliest use of the camera obscura in the eleventh century up to 1914
U1  - 770.9 19
PY  - 1955///
CY  - London
PB  - Oxford University Press
ER  -