"In the following report I have made no attempt to "white-wash" or to exaggerate conditions as I found them in the Choco. In plain language I have endeavored to give the reader a picture of the obstacles met, and overcome by the engineer in his search for placer deposits of gold and platinum with the prospect drill in the jungle"--Foreword, page 1.
Professional Degree in Mining Engineering
Missouri School of Mines and Metallurgy
ii, 94 pages
© 1936 Theodore Owen Seiberling, All rights reserved.
Thesis - Open Access
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Link to Catalog Recordhttp://merlin.lib.umsystem.edu/record=b1068821~S5
Seiberling, Theodore Owen, "Drilling for placer deposits of gold and platinum in the jungles of Colombia" (1936). Professional Degree Theses. 219.