Isothermal chart of the region north of the 36th Parallel &c. &c. between the Atlantic & Pacific oceans; compiled under the direction of Isaac I. Stevens, Govnr. of Washington Territory.
Summary
Indicates "practicable railroad lines," and "proposed railroad lines." Summer isotherms are in red, winter isotherms are in blue.
Scale 1:7,450,000.
From 36th Congress, 1st session House. Ex. doc. no. 56.
LC Railroad maps, 39
Description derived from published bibliography.
Available also through the Library of Congress Web site as a raster image.
Tags
Date
01/01/1859
Contributors
Stevens, Isaac Ingalls, 1818-1862.
Location
Source
Library of Congress
Copyright info
Public Domain