ISBN 9781174807251 books & textbook
California mineral production and directory of mineral producers for 1944
Symons, Henry H. b. 1894 Bradley, Walter W. b. 1878 California. Division of Mines
Nabu Press /2011-08-10 Paperback / 230 Pages
isbn-10: 1174807253 / isbn-13: 9781174807251
