THE BROMO ARGENTIC DRY PLATE PROCESS, 37

GELATINO EMULSION, 38

Emulsion A, Paget Prize--Emulsion B,

Jarman--Emulsion C, Ever--Emulsion D,

Ever--Apparatus for Making--Preparation of

Glass--Coating Plates.

APPARATUS USED IN MAKING EMULSIONS, 44

Cooling Table--Drying Room.

Photography in the studio and in the field · 第 9 / 193 题