When I first saw this image I wondered whether the chronograph was running, and if so, what was Armstrong keeping track of?
Always great trying to bring out details by scanning these old KODAK paper photos...
Here's a September 1973 image of the Speedmaster 105.003 ( ? ) on a steel mesh JB Champion bracelet worn by astronaut Gerald Carr during training for the final Skylab 4 mission...
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This one is really interesting to me. It looks as if the Lume is already a yellow "patina" color, within ten years of the watch having been produced. I haven't really studied this phenomena/timing, but just a thought. Thanks for keeping the updates going in this thread!