01262cam a22003011 4500 po 34000045 DLC 20260227111858.0 870529s1934 wau 000 0 eng c po 34000045 (OCoLC)15746921 Library, U.S. Patent Office TNJ TNJ DLC premarc TN942 .W53 Wilson, Hewitt, 1891- Kaolin and china clay in the Pacific northwest, by Hewitt Wilson, with geological contributions by George Edward Goodspeed ... Seattle, University of Washington, 1934. 184 p. incl. maps, tables, diagrs. 23 cm. Washington (State) University. Engineering experiment station. Engineering experiment station series. Bulletin no. 76 "This paper presents the results of work done under a cooperative agreement between the Northwest experiment station, U.S. Bureau of mines, and the University of Washington, Seattle, Washington." "References": p. 31-33. Bibliographical foot-notes. Kaolin. Clay. Goodspeed, George Edward. United States. Bureau of Mines. University of Washington. 51690 51690