Author : J. Peter Lesley
Publisher :
Page : 752 pages
File Size : 38,63 MB
Release : 1892
Category : Coal mines and mining
ISBN :
Author : Geological Survey of Pennsylvania
Publisher :
Page : 752 pages
File Size : 42,95 MB
Release : 1892
Category : Coal
ISBN :
Author :
Publisher :
Page : 44 pages
File Size : 47,53 MB
Release : 1896
Category : Geological surveys
ISBN :
Author :
Publisher :
Page : 594 pages
File Size : 18,3 MB
Release : 1896
Category : Earth sciences
ISBN :
Author :
Publisher :
Page : 1178 pages
File Size : 14,69 MB
Release : 1902
Category : Geology
ISBN :
Author : Fred Boughton Weeks
Publisher :
Page : 722 pages
File Size : 26,54 MB
Release : 1902
Category : Geology
ISBN :
Author : Pennsylvania. Geological survey
Publisher :
Page : 140 pages
File Size : 31,59 MB
Release : 1895
Category : Coal
ISBN :
Author : California State Library
Publisher :
Page : 1014 pages
File Size : 32,84 MB
Release : 1898
Category : Library catalogs
ISBN :
Author : California State Library
Publisher :
Page : 998 pages
File Size : 49,28 MB
Release : 1898
Category :
ISBN :
Author : Kansas Academy of Science. Meeting
Publisher :
Page : 198 pages
File Size : 37,35 MB
Release : 1893
Category : Science
ISBN :
Vols. for 1881/82- include the Report of the secretary.
