TY  - BOOK
AU  - Crawford,William
TI  - The keepers of light: a history and working guide to early photographic processes
PY  - 1979///
CY  - Dobbs Ferry
PB  - Morgan & Morgan
KW  - FOTOGRAFIA
KW  - PROCESSO FOTOGRAFICO
KW  - TECNICA
KW  - HISTORIA
N1  - Indice
ER  -