Vintage Santo Domingo Pueblo Shell and Bead Necklace

Impressive 5" wide flat sea shell with a jet Thunderbird at top, set with turquoise, jet, and something white.

4 1/4" wide shell has 3 holes drilled at top, center one has the silver ring for the beads of jet, turquoise and white shell.

10 1/2" long necklace with hook and eye closure.

Purchased in the latte 1960s.  Unsigned.