collinsmark's latest activity
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collinsmark reacted to Charles Link's post in the thread Undergrad Why Does Snow Pack Better Near the Melting Point? with
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Happy Groundhog Day 2-2-26. The above is a photo of the snowman that I have in my backyard. It now measures about one inch over 4'0"... -
collinsmark reacted to Charles Link's post in the thread Undergrad Why Does Snow Pack Better Near the Melting Point? with
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collinsmark reacted to Andy Resnick's post in the thread Our Beautiful Universe - Photos and Videos with
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The moon and jupiter are close enough to capture @ 400mm (about 7 degrees separation), I "helpfully" magnified jupiter pasted it on to... -
collinsmark replied to the thread Random Photos.Had jury duty yesterday. Fortunately, it was only about a block and a half from a location I had planned to be later that day anyway. (I... -
collinsmark reacted to renormalize's post in the thread Beauty of old electrical and measuring things, etc. with
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collinsmark reacted to sharps4590's post in the thread Beauty of old electrical and measuring things, etc. with
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As a retired electrician I sure saw a lot of that stuff! Evidently, regrettably about all of it ended up in the trash. Back in the...







