Instruction manual for early 67C condenser enlargers as manufactured during the 1970's.
Instruction manual for for for 67CS2-XL enlargers.
Instruction manual for Beseler #6730 Dichro 67S Colorheads.
Instruction manual for 23C Series II condenser enlargers as manufactured during the 1970's.
Instruction manual for "mid-style" 23C II and 23C II XL condenser enlargers.
Instruction manual for the #8195 Dichro 23 dga colorhead, as fitted to Beseler 23C enlargers.