Asahi Pentax Spotmatic sp, Super Takumar 1:1.8/55 lens, and Kodak 2484 film, expired July 1969 ( 52 years past its best ) used at 200 iso and developed in Kodak HC-110 dilution B (1+31) for 5 minutes @20C, 20-second agitation then 3 inversions every 30 secs.