Call Number (LC) Title Results
I 28.27:6846 Placer-mining methods of E.T. Fisher Co., Atlantic City, Wyo. / 1
I 28.27:6847 The rare earths / 1
I 28.27:6848 Review of literature on effects of breathing dusts with special reference to silicosis. 1
I 28.27:6849 List of standard starters available to prospective builders of permissible outfits / 1
I 28.27:6850 Petroleum refineries, including cracking plants, in the United States, January 1, 1935 / 1
I 28.27:6851 Mining methods and costs at the Eureka Standard mine / 1
I 28.27:6851-6875 Falls of coal and rock on man-trips in bituminous-coal mines / 1
I 28.27:6852 Mining and milling tungsten ores / 1
I 28.27:6853 Questions and answers on first-aid training / 1
I 28.27:6854 Induction prospecting for shallow ore deposits and small metallic objects / 1
I 28.27:6855 Accident costs and safety dividends / 1
I 28.27:6856 Sand and gravel excavation. 1
I 28.27:6857 Review of literature on effects of breathing dusts with special reference to silicosis. 1
I 28.27:6858 Tabular index of Bureau of Mines Information Circulars on mining and milling methods / 1
I 28.27:6859 Mine safety decision 27 / 1
I 28.27:6860 Accident experience and direct costs in some Colorado coal mines, 1929-33 / 1
I 28.27:6861 Accident experience and cost in California metal mines / 1
I 28.27:6862 Some observations as to safety hazards in 47 northern Colorado subbituminous coal mines / 1
I 28.27:6863 Falls of coal and rock on man-trips in bituminous-coal mines / 1
I 28.27:6864 Accidents in Tennessee coal mines / 1