as well as showing the county boundaries and their county seats
A rare and solid reference for this part of town
A handsome and well detailed county map of Cavan
His contributions are a key component in western exploration and foundational for mapping of the West and Rocky Mountain front range
A fun pictorial map full of the idealism and slant that was part of the selling of southern California at the time
(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