original WW2 early war lend lease Elgin Timer/stop watch which is marked to the rear with a Broad arrow with F under and 161 this denotes that it was an early war RAF or NAVY issue with only a small run of these timers, they were used on bombers and submarines....check out the stampings.....it is in perfect working order, the case has suface wear but no damage, very good example of a ww2 issue timer. any questions just ask.
