DEPTHINGS, VERIFICATION OF: See Watchmakers’ Formulas.
DESILVERING: See Plating.
DETERGENTS: See Cleaning Preparations and Methods.
DEVELOPERS FOR PHOTOGRAPHIC PURPOSES: See Photography.
DEXTRIN PASTES AND MUCILAGES: See Adhesives.
DIAL CEMENTS: See Adhesives, under Jewelers’ Cements.
DIAL CLEANERS: See Cleaning Preparations and Methods.
DIAL REPAIRING: See Watchmakers’ Formulas.
DIAMALT: See Milk.