TY  - BOOK
AU  - Reynolds,Clyde
TI  - The photoguide to filters
T2  - The Focal photoguides
SN  - 0240509234 :
AV  - TR590.5 .R49
U1  - 771.356 Rey/Foc 
PY  - 1976///
CY  - London, New York
PB  - Focal Press
KW  - Photography
KW  - Light filters
N1  - Includes index
ER  -