Anthracite coal.
Subject
Subject Source: Library of Congress Subject Headings
Found in 2 Collections and/or Records:
Item 12: Photostat of a letter from unknown to unknown, no date
Item — Box 13, Folder: 12
Dates:
Created: no date
Item 25: Photostat by Unknown, [no date], of an article entitled, “The History of Coal,” Printed in the Historical Record, [ca. 1893]
Item — Box 16, Folder: 19
Dates:
Created: [ca. 1893]