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speedygrail
·Looks like Mark using his speedy pro to time an experiment here in this photo, you can tell by clicking on the photo and zooming in.
Also a good idea to use the strap to hold his ring when he was doing work!
https://www.nasa.gov/press-release/...cuss-american-space-record-in-news-conference
Also a good idea to use the strap to hold his ring when he was doing work!
https://www.nasa.gov/press-release/...cuss-american-space-record-in-news-conference
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