Title: Report of Edwin F. Johnson, engineer-in-chief, to the Board of Directors, April, 1869, and reports of surveys, executed in 1867, by Gen. Ira Spaulding, chief engineer of the Minnesota Division, and Gen. James Tilton, chief engineer of the Washington Division
First published: 1869
Subjects: Pacific railroads, Explorations and surveys, Railroads
Places: West (U.S.)