Mining geologist on four continents
By: George Conrad Heikes ;with an introduction by Evan Just ; interviews conducted by Eleanor Swent in 1989 and 1991. Regional Oral History Office, The Bancroft Library, University of California, Berkeley,
Contributors: Swent, Eleanor.; Bancroft Library. Regional Oral History Office.
Published: 1992
Subjects: Mining engineers -- California -- Interviews.; Mining engineering -- West (U.S.); Geologists -- California -- Interviews.
Other titles: Western mining in the twentieth century oral history series.