TY  - BOOK
AU  - Jacobson,C.I.
AU  - Jacobson,R.E
TI  - Developing: the negative technique 
SN  - 0240447700
PY  - 1976///
CY  - London
PB  - Focal P.
KW  - Photography
KW  - Negatives
KW  - Developing and developers
ER  -