Books by "Pennsylvania. Department of Mines"
12 books found
The Budget of the Commonwealth of Pennsylvania for the Biennium
by Pennsylvania. Office of the Governor
1925
Guide to Research in Air Pollution
by Pennsylvania State University. Center for Air Environment Studies, American Society of Mechanical Engineers. Committee on Air-Pollution Controls, United States. National Air Pollution Control Administration, United States. Division of Air Pollution, United States. Environmental Protection Agency. Office of Air Quality Planning and Standards
1969
Guide to Research in Air Pollution, Projects Active in Calendar Year 1969; Seventh Edition
by Pennsylvania State University. Center for Air Environment Studies, United States. National Air Pollution Control Administration
1970
Includes extraordinary and special sesions as well as appendices consisting of reports of various State officials or agencies.
A Digest of the Laws of Pennsylvania from 1700 to 1894
by Pennsylvania, George Wharton Pepper, William Draper Lewis
1898
Reports of the Inspector of Coal Mines of the Anthracite Coal Regions of Pennsylvania
by Pennsylvania. Inspector of Mines
1896