Success after about 7 hours of holding my breath. It sure takes a long time to find out if a print will succeed or if there’s some gremlin that gets into the works.
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A wonderful result Dave!
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Thank you.
Fantastic! Are you building a working machine?
I had thought about it but probably not.
hahahaha I have a photo of this made in legos in my “stuff that would be cool to make in 3d but I never get around to it” folder 
I guess ow I’ll have to put it aside for a few more month 
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Staircase wall handrail layout tool?
Nope. Its use isn’t that specific.
Looks like a divider of sorts, but maybe it copies proportions?
Good guess but no.
FWIW, I left the axes in the view on purpose.
A defected tripod > a twopod
You also left out part of the shadow on purpose?
Does it have to do with measuring angles and/or to get the relation between X and Y somehow?
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I know I know…… it’s a two pronged eyeball poker outer 
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That’s the closest I think. Not quite right but it could be used for that.
It can measure if an angle is 90 degrees…
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.Circle jig.
:
Very good. You have it. It’s a “Square of Thales”
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Not circles.
Brilliant! Never saw one before.
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