Mining Petroleum by Underground Methods: A Study of Methods Used in France and Germany and Possible Application to Depleted Oil Fields Under American Conditions, Issues 348-356

Laboratory Studies of the Inflammability of Coal Dusts: Effects of Fineness of Coal and Inert Dusts on the Inflammability of Coal Dusts, Issues 386-394

Coal-mine Accidents in the United States, 1932

Coal-mine Accidents in the United States, 1933

Coal-mine Accidents in the United States, 1941

Coal-mine Accidents in the United States, 1934

Coal-mine Accidents in the United States, 1936: Issues 420-424

Coal-mine Accidents in the United States, 1930

Coal-mine Accidents in the United States, 1938

Coal-mine Accidents in the United States, 1939

Coal-mine Accidents in the United States, 1935

Coal-mine Accidents in the United States, 1940

Coal-mine Accidents in the United States, 1937

Coal-mine Accidents in the United States, 1931

Coal-mine Accidents in the United States, 1937: Issues 425-430

Permissible Electric Cap Lamps and Ventilation in Certain California Mines and Water-tunnel Construction: Issues 357-366

Consumption of Explosives in September, 1925: Issues 2712-2721

Quarry Accidents in the United States During the Calendar Year 1939: Issues 437-447

Quarry Accidents in the United States During the Calendar Year 1929

Accidents at Metallurgical Works in the United States: During the Calendar Year 1927