Permanent URI for this collection
Browse
Recent Submissions
Publication Drilling first of four holes for anchor bolts(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThree miners are shown drilling holes for anchor bolts underground at an unidentified mine.Publication Cutting machine in travel-way(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesTwo miners ride a cutting machine in a travel-way underground. The image shows close views of roof bolts.Publication Roof and ribs at intersection secured with roof bolts(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesRoof bolts are shown on the roof of an intersection underground at an unidentified mine.Publication Bolted roof in haulage-way(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe image shows roof bolts in a haulage way with two men in a trolley, underground in a coal mine.Publication Thinly bedded structure of immediate roof(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe thinly bedded structure of a sedimentary rock is shown underground at an unidentified mine.Publication Self-propelled, crawler-mounted drill truck(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesPublication Roof bolts and channels supporting high roof(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThree men stand in a tunnel with a high roof underground at an unidentified mine.Publication Vertically installed roof bolts at working face(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesTwo miners stand at a working face of what may be a coal mine. One miner points to the roof bolts.Publication Failure of experimental roof bolt installation(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesPublication General view of fall of bolted roof(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesRock debris with detached bolts from a rock fall is shown in an unidentified underground mine.Publication Drilling hole for anchor bolt at end of channel(Colorado School of Mines. Arthur Lakes Library) Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThree miners are shown drilling holes for anchor bolts underground at an unidentified mine.Publication Warning sign, Huron Portland Cement Company shop(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesA warning sign reading "STOP" extends out at the entrance to shops of the Huron Portand Cement Company. The Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, electric locks on main switches(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, squaring shears(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesScreen guards on squaring shears are shown at a machine shop of the Huron Portland Cement Company. The Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, coupling and gear-reduction guards on screw conveyors(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe Huron Portland Cement Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, return belt rollers(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe Huron Portland Cement Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, foot-treadle control on engine lathe(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesThe Huron Portland Cement Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Huron Portland Cement Company, canopy-type hoods over grinding wheels(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesHoods over grinding wheels provide safety for workers and are probably at an operational site of the Huron Portland Cement Company. The Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued to operate in Alpena.Publication Key box(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of MinesHuron Portland Cement Company began operations on the north shore of Thunder Bay, Michigan in 1901 and was producing cement by 1907. By 1910 it had become the largest cement producer in the world, using limestone quarries around Alpena and Rogers City. The Company was purchased by the Lafarge Corporation in 1986 and continued operations in Alpena.Publication Foot-treadle control on engine lathe(Colorado School of Mines. Arthur Lakes Library) Williams, M. L.; Arthur Lakes Library; Russell L. and Lyn Wood Mining History Archive; United States. Bureau of Mines