Search Constraints
You searched for:
Creator Personal Names
Baier, Edward J.
Remove constraint Creator Personal Names: Baier, Edward J.
Subject Topical
Coal miners--Diseases--Pennsylvania.
Remove constraint Subject Topical: Coal miners--Diseases--Pennsylvania.
Subject Topical
Pneumoconiosis.
Remove constraint Subject Topical: Pneumoconiosis.
1 - 4 of 4