(Documentary Artifact): One b/w photographic print of a Roberto Thomson leaning against a harbor defense gun at the Port of Guaymas, Sonora, Mexico.
Notes on verso of print:
OP 14961-1216/ 88:17050-1216/ GUAYMAS/ SONORA/ YAQUI/ 1926/ ROBERTO THOMSON AT HARBOR DEFENSE GUN,/ PORT OF GUAYMAS/ D
