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Sun dial
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Hehehe I know exactly what that is.
It looks alot like a plug gapper no or even a thickness gauge also.
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That right there is a dorsal fin replacement for them fish who lose theirs going through a turbine.
Can I give them a hint?
Why not?
If you look at the bottom on it says washington arsenal.
What did they make at the Washington arsenal?
Ars's :shrug:
Cannons!!
They are used as a cannon sight.
This is a pre-civil war tangent cannon sight.
Are we sure?
Cause I think Barrys guess is more inline
Quote from: pitw on December 22, 2019, 09:38:10 AM
That right there is a dorsal fin replacement for them fish who lose theirs going through a turbine.
:alscalls: :alscalls:
Yep. I am sure it is a cannon sighting device.