Sinking no.3 Shaft at Westvaco Trona Mine, Intermountain Chemical co., Sweetwater County, Wyo.
Contributors: Wideman, F.; Romano, C.; Berry, T.
Series: Information circular (United States. Bureau of Mines) -- 7914
Publisher: s.n
Published: 1960
Place of publication: S.l
Language: eng
Notes: 1