Harold Groh teaching a chemistry class at Rockway Mennonite School
- CA MAO Hist.Mss. 10.28-DH-1861
- Einzelstück
- 1955
Teil vonDavid L. Hunsberger collection
Harold Groh teaching a chemistry class at Rockway Mennonite School in Kitchener, Ontario. Photo taken March 15, 1955. Hunsberger photo 32-92
Hunsberger, David L.