Subject: Seasonal Ranger Frank Midvale showing a Glendale Community College archaeology class on a field trip around the ruins of Casa Grande.
Date: Spring, 1968
Collection: Casa Grande Ruins National Monument.
Subject: Seasonal Ranger Frank Midvale showing a Glendale Community College archaeology class on a field trip around the ruins of Casa Grande.
Date: Spring, 1968
Collection: Casa Grande Ruins National Monument.