(WY. - Geological - Oil) Geological Map of Wyoming, U.S.G.S. 4 corner states as well as showing the

as well as showing the county boundaries and their county seats

At the time

Habits of the Staff

A rare and solid reference for this part of town

(WY. - Geological - Oil) Geological Map of Wyoming, U.S.G.S. 4 corner states as well as showing the(WY. Geological Oil) Geological Map of Wyoming, U. S. G. S., 1925 This excepetional base map for the geology of the state has additions made, meticulous hand inked and stamped notations. These manuscript additions documented the booming oil and gas industry as it began to spread from one border of the state to the other during the early 20th century. Dozens of oil fields are named, from Laramie (Rock Creek James Lake, Strom, Big Hollow, etc.), all the