26 PHOTOGRAPHIC APPARATUS AND ACCESSORIES-NAMELY, [ CAMERAS, PROJECTORS, ] PRINTERS INCLUDING AUTOMATIC EASELS, ENLARGERS, VOLTAGE STABILIZERS AND DENSITOMETERS FOR USE THEREWITH [ , AND PRINT PROCESSORS INCLUDING MIXING VALVES, WASH WATER FILTERS, REPLENISHER STORAGE TANK KITS AND CHEMICAL MIXERS FOR USE THEREWITH ]