BM Genealogical Abbreviation

BM has various meanings in the Genealogical category. Discover the full forms, definitions, and usage contexts of BM in Genealogical.

Bench Mark

Most Common

Line cut in stone of a permanent erection to indicate a datum level or a distance from datum British practice uses a line and an indicating small arrow; USA uses a 3i-in disc of copper alloy

Genealogical

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