Petri 7, 7S
Petri 7, 7 S Kuribayashi was one of the early camera makers in Japan, dating back to the early last century. Till WWII, they sold cameras under the ‘First’ brand via Minagawa Shoten, an external distributor that owned the First trade name. Note that Tokiwa Seiki, another early camera maker, made cameras for the same distributor until about WWII, so...