Search Constraints

You searched for: Creator Personal Names Brown, Murray C. Remove constraint Creator Personal Names: Brown, Murray C. All Subjects Coal miners--Diseases. Remove constraint All Subjects: Coal miners--Diseases. All Subjects Pneumoconiosis. Remove constraint All Subjects: Pneumoconiosis. Subject Topical Coal mines and mining. Remove constraint Subject Topical: Coal mines and mining. Subject Topical Pneumoconiosis. Remove constraint Subject Topical: Pneumoconiosis.

Search Results