Search Constraints
You searched for:
Creator Personal Names
Forbes, John J. V. (John Joseph Vincent), 1885-1975.
Remove constraint Creator Personal Names: Forbes, John J. V. (John Joseph Vincent), 1885-1975.
All Subjects
Mine explosions.
Remove constraint All Subjects: Mine explosions.
Subject Topical
Coal mines and mining--Safety measures.
Remove constraint Subject Topical: Coal mines and mining--Safety measures.
1 entry found