(WY. - Geological - Oil) Geological Map of Wyoming, U.S.G.S. Brooklyn From the "Main Trail of

From the "Main Trail of Forty-Niners" and the "Old Spanish Trail" to the "Santa Fe"

and a few shore profiles at the top and bottom

Condition is very good with typically close lower margin

Map Of Indiana

with some nice hand color

(WY. - Geological - Oil) Geological Map of Wyoming, U.S.G.S. Brooklyn From the "Main Trail of(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