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<p>[QUOTE=&quot;springfld.arsenal, post: 155097, member: 54&quot;]Things made for commercial sale in 20th c or later would have country of origin marked.&nbsp; Feet are unevenly spaced resulting in one always being well off the table.&nbsp; Maybe a school shop project as a number of different techniques are involved.&nbsp; The knurling looks like manual lathe work.&nbsp; Either the Sphere isn&#039;t level to plate or the belt of knurling isn&#039;t parallel to plane of top of sphere, I can&#039;t tell 4 sure, in either case a one-off is indicated.&nbsp; Country of origin is country where it was purchased and I don&#039;t have that info.[/QUOTE]</p><p><br /></p>

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