| Description | Includes reports on: Diabolin (in German); a volumetric method of determining the percentage composition of a mixture of the Sodium Salts of Diethylaniline m- and p- Sulphonic acids; Dimethyl ester of 2 Carboxyindole and 3 acetic acid; erythroaphins; fixing, softening and stripping agents; flavones, paginated 2-5, with annotations by Robinson. |