This content is PDF only. Please click on the PDF icon to access.
You do not have access to this content, please speak to your institutional administrator if you feel you should have access.
Philip Sidney Smith; The geologist in war times; the United States Geological Survey's war work. Economic Geology 1918;; 13 (5): 392–399. doi: https://doi.org/10.2113/gsecongeo.13.5.392
Download citation file: