College of mines series of ores, coals and useful rocks of Washington
Subtitle: with manufactured mineral products of the state
By: prepared and described by the College of Mines, Milnor Roberts, Dean.
Contributors: Roberts, Milnor, 1877-1965.
Series: Bulletin of the University of Washington. University extension ser. no. 21. General ser -- no. 110.; University of Washington extension series -- no. 21.
Published: 1917
Place of publication: Seattle
Language: eng
Number of pages: 97
Subjects: Mines and mineral resources -- Washington (State)
Notes: Bibliography: p. 93-95.