Library Digital Collections

Robert Dietz C-883 rock samples from Midpac Expediton, left, echinoid from MP 33K; right, sharks tooth in Mn nodule MP 26 A-3. November 7, 1950

Robert Dietz C-883 rock samples from Midpac Expediton, left, echinoid from MP 33K; right, sharks tooth in Mn nodule MP 26 ...