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On the subject of the Don Bies restored helmet http://thepropden.aokforums.com/viewtopic.php?f=214&t=4626 |
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Author: | banthapoodoo [ Sun Mar 06, 2016 11:46 am ] |
Post subject: | Re: On the subject of the Don Bies restored helmet |
What is at the top of the dome I now doubt is a B, E, 3, or 5 or any other character. I think it's the outline of the female part of a locking dowel or a shear load connector (pictured below) used for attaching two surfaces set in concrete: |
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