00767cam a22002411 4500008420102MiAaHDL20101222000000.0m d cr bn ---auaua940603s1900 paua 000 0 eng dsdr-nnc1477574(NNC)1477574AJA0406CU(OCoLC)35806519NNCNNCInternational Correspondence Schools.The elements of mining engineering.Prepared for students of the International Correspondence Schools ... . With practical questions and examples.First edition.Scranton:Colliery Engineer Co.,1900.9 v.il. pl. table.Various pagings.Mode of access: Internet.Mining engineering.00842010220100217063059.020101222000000.020120815034843.02024-11-19T19:09:21ZSDR-NNCUNKNOWNloader.pl-001-001BKsdr-nnc1477574nnc1SDRNNCnnc1.cu04857674NNCv.11477574NNCNNC20241119googlennc1.cu04857674v.11900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857682v.21900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857690v.31900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857704v.41900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857712v.61900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857720v.81900pdbibUS bib date1 < 1931NNCNNC20241119googlennc1.cu04857739v.91900pdbibUS bib date1 < 1931