An Act to Aid in the Construction of a Railroad and Telegraph Line from the Missouri River to the Pacific Ocean, and to Secure to the Government the Use of the Same for Postal, Military, and Other Purposes
Other titles: Act of July 1, 1862 (Pacific Railroad Act), 12 STAT 489, which established the construction of a railroad and telegraph line from the Missouri River to the Pacific Ocean

Celebrating the 150th Anniversary of the Transcontinental Railroad

Railroad Maps in the Cartographic Research Room

Records Relating to Railroads in the Cartographic Section of the National Archives