Ulrik Neupert , May 04, 2004; 08:47 a.m.
Your camera is from 1976 (no ELMs were made in 1969, only ELs). Use the first two letters, the third letter "E" (E=Electric?)appears on EL and ELM cameras up to 1978. It is similar with SWC cameras where the third letter is a "W" (W=Wide?).