Search Constraints

You searched for: Creator Personal Names Crawford, George M. Remove constraint Creator Personal Names: Crawford, George M. All Creators Baier, Edward J. Remove constraint All Creators: Baier, Edward J. Subject Topical Chest--Diseases. Remove constraint Subject Topical: Chest--Diseases. Subject Topical Coal miners--Diseases--Pennsylvania. Remove constraint Subject Topical: Coal miners--Diseases--Pennsylvania. Subject Topical Pneumoconiosis. Remove constraint Subject Topical: Pneumoconiosis.

Search Results