This reference records the mark text "EFFIE C.". A photograph of the stamp is shown on this page.
Which nation is recorded for Effie Calavaza?
The reference records the nation as Zuni.
Can The Humiovi authenticate a piece bearing this mark?
No. We do not offer an authentication service for hallmarks or for pieces bought elsewhere; we authenticate only the items we sell.
This reference is informational only. We do not offer an authentication service for hallmarks or for pieces bought elsewhere; we authenticate only the items we sell. The Humiovi is not affiliated with the artists listed.
