Reports of the Inspectors of Mines of the anthracite coal regions of Pennsylvania for the year 
Publisher: s.n.]
Published: 1872
Place of publication: [S.l
Language: eng
Number of pages: 16
Subjects: Anthracite coal; Statistics; Coal mines and mining
Notes: Report year ends Dec. 31.

Continues: Pennsylvania. Inspectors of Mines.  Reports of the Inspectors of Coal Mines of the anthricite coals regions of Pennsylvania for the year ...

Continued by: Pennsylvania. Inspectors of Mines.  Reports of the Inspectors of Mines of the anthracite and bituminous coal regions of Pennsylvania.