This exact stopwatch is shown on page 3.2 of the 1970/71 catalog, under the heading "Time and Motion Study -- 1/100 minute (decimal) with split action". It's the Reference 413.213, 53mm 1/100 minute recorder with split action, 0-30 minute register, 3 crown functions, control of split action by side push button. 7 jewels, shock protected.
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: further to earlier message have now attached photo, at least I
: think I have! If its a big white furry dog then its the wrong
: photo!!
: All help would be appreciated.
: Chris
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