Howe's Automatic Coal Mine and Breaker IN FULL OPERATION; Showing the complete life and workings in and around a Pennsylvania coal mine
[No Date]. [No Binding]. A Very Good copy of a promotional flyer - showing toning, fold lines, edge tears, and minor loss - for a Coal Mine and Howe's automatic Coal Mine AND Breaker in full operation which is stated on the flyer to be "Showing the complete life and..... More