DEVELOPERS 12h 
A. Sodium bisulphite 15.52 V4 oz. 
Elon (metol) 15:5'¢ V4 oz. 
Pyrogallol 62:52 Loz: 
Potassium bromide 4g 60 gr. 
Water 1000 ccm 32 OZ: 
B. Sodium sulphite, dry 156 ¢ 5/0Z: 
Water | 1000 ccm 57) OZ! 
C. Sodium carbonate, dry 78g 2Y4 oz. 
Water 1000 ccm SZ 02. 
For tank development mix 2 parts each of A, B, and C with 
32 parts water. Temperature 18° C. (65° F.). Develop- 
ment from 9 to 12 minutes. This may be used repeatedly if 
kept up to normal strength. For strengthening add 2 parts 
each of A, B, and C to 8 parts water. For tray development 
mix 2 parts each of A, B, and C with 16 parts water. 
Cramer's Pyro-Metol Developer.— 
A. Metol 30 g 1 oz. 
Sodium bisulphite lg iSite oh 
Pyrogallol 10g YZ oz. 
Water 600 ccm 30 oz. 
B. Sodium sulphite, dry 120 g 4 oz. 
Water 600 ccm 30 oz. 
C. Sodium carbonate, dry 120g 4 oz. 
Water 600 ccm 30 oz. 
For use mix: 
Solution A 10 ccm YZ oz. 
Solution B 10 ccm YZ oz. 
Solution C 10 ccm Y, oz. 
Water 200 to 300cem = 10 to 15 oz. 
B and C may be mixed together and keep well in one solu- 
tion, which should be diluted for use with from 6 to 10 parts 
of water. ! . 
