b&m Genealogical Abbreviation

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