Differential dyeing shown by dress fabric, mixed nylon, after dyeing. Differential dyeing shown by dress fabric
Four models showing how phosphates are manufactured. Contained in cases that have no glass front. From Albright & Wilson Ltd. model
Three dye books, ‘Sandocryl B Dyestuffs, No. 1470/65’, by Sandoz Limited, Switzerland, 1965 Sandocryl B Dyestuffs, Sandoz, 1965