Thread: What is it? (Amateur version Post #14)
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Lloyd E. Sponenburgh[_3_] Lloyd E. Sponenburgh[_3_] is offline
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Default What is it? (Amateur version Post #14)
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The last ones are plumb bobs for a transit. I have one of them for my
brass transit, ca 1900.

Yes. (have one, too). Further, the "cavity" remains to contain the line
knot, so that there's nothing outside that might imbalance the bob.

Lloyd
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