Search Constraints

You searched for: Creator Personal Names Dessauer, P. Remove constraint Creator Personal Names: Dessauer, P. All Subjects Chest--Diseases. Remove constraint All Subjects: Chest--Diseases. All Subjects Respiratory organs--Obstructions. Remove constraint All Subjects: Respiratory organs--Obstructions. Subject Topical Coal mines and mining--Pennsylvania. Remove constraint Subject Topical: Coal mines and mining--Pennsylvania. Subject Topical Pneumoconiosis. Remove constraint Subject Topical: Pneumoconiosis.

Search Results