Laws relating to protection of lives of coal miners in territories, and opinions of Assistant Attorney-General for Interior Department construing same, 1891-1906
Contributors: United States. Dept. of the Interior. Office of the Secretary.
Publisher: US GPO
Published: 1906
Place of publication: Washington, D.C
Format: Microform
Subjects: United States. Dept. of the Interior -- Rules and practice.; Coal mines and mining.