(Documentary Artifact): One b/w negative of a view of ollas in a desert cave. Location may be San Felipe Hills, a mountain range in Anza-Borrego Desert, rather than Mesa Grande.

Notes on negative envelope:
86:15900-672 to/ 674 incl./ Davis Coll/ 86 dup/ Mesa Grande – Ollas shown in desert cave/ Sept. 1910/ 3 Negs