00748cam a22002291 4500 agr13000335 DLC 20260227110935.0 940205s1913 dcuaf 000 0 eng c agr13000335 (OCoLC)29757022 Library, U.S. Dept. of Agriculture CU CU DLC premarc S591 .A12 no. 95 S663 .W3 Waggaman, William Henry. The utilization of acid and basic slags in the manufacture of fertilizers. By William H. Waggaman ... Washington, Govt. print. off., 1913. 18 p. incl. tables. pl. 23 cm. United States. Bureau of Soils. Bulletin no. 95 Phosphatic slag. 8201 8201