1592954357000 1312632483000 term-102479 1616541364036 1312632604000 1616290636587 adlib fitz-online adlib-term-102479 9ac18ed8-45af-3197-a652-d20cce5fb32b 2 1 scope note Marks on a fixed and enduring object, indicating a particular elevation and used as a reference, such as in topographic surveys and tidal observations. BLACKS reference term-102478 adlib-term-102478 fa088149-314c-3e98-9205-091f8d509ae3 bench mark V.VW.AFU.AFU.BCW.DZW.AFU 1 code V.VW.AFU.AFU.BCW.DZW.AFU 1 bench marks reference term-102506 adlib-term-102506 febc13ac-e734-3efa-b113-15f3a593848a <identifying markings and symbols> bench marks term