Download or read book Falls of Roof and Coal in Washington Mines written by Simon Harry Ash and published by . This book was released on 1932 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed in Marion and Monongalia Counties W Va written by James Washington Paul and published by . This book was released on 1932 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed Panhandle District West Virginia written by James Washington Paul and published by . This book was released on 1932 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book A Study of Mine Roof of the Pittsburgh Coal Bed in the Pittsburgh Mining District written by James Washington Paul and published by . This book was released on 1932 with total page 102 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Falls of Roof and Coal in Mines Operating in the Sewickley Coal Bed in Monongalia County W Va written by James Washington Paul and published by . This book was released on 1932 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Systematic Timbering Rules at the Washington Coal Mines written by Simon Harry Ash and published by . This book was released on 1930 with total page 10 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book A Study of Roof in Pennsylvania Mines Contiguous to Monongahela River written by James Washington Paul and published by . This book was released on 1933 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book How to Prevent Death and Injury from Falls of Roof in Coal Mines written by James Washington Paul and published by . This book was released on 1932 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Falls of Roof in Bituminous Coal Mines written by James Washington Paul and published by . This book was released on 1929 with total page 42 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Falls of Roof in Mines Operating in the Pittsburgh Coal Bed West Virginia written by James Washington Paul and published by . This book was released on 1933 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Coal mine Accidents in the United States 1931 written by William Waugh Adams and published by . This book was released on 1933 with total page 106 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Miners Circular written by United States. Bureau of Mines and published by . This book was released on 1929 with total page 1104 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Miners Circular written by and published by . This book was released on 1942 with total page 1184 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book How are Men Killed in Mines by Falls of Roof and Coal written by James Washington Paul and published by . This book was released on 1927 with total page 2 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Catalog of Books and Reports in the Bureau of Mines Technical Library Pittsburgh Pa written by United States. Bureau of Mines. Technical Library, Pittsburgh and published by . This book was released on 1968 with total page 778 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Technical Paper written by United States. Bureau of Mines and published by . This book was released on 1936 with total page 1134 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mineral Technology and Output Per Man Studies written by National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.) and published by . This book was released on 1937 with total page 796 pages. Available in PDF, EPUB and Kindle. Book excerpt:
