Plumb Bob Tool Item Number: Sf690 from the MOA: University of British Columbia

Description

An inverted tetrahedron of solid metal with a short shank. The shank has two identical human faces on either side of a suspension hole.

History Of Use

Probably used as a plumb-bob (p.c. Alan sawyer), perhaps in architectural surveying.

Narrative

Pre-Conquest, before 1532 C.E.

Iconographic Meaning

The Janus-head appears frequently on symmetrical metal and ceramic objects from diverse periods.