PBS
Wnet: Thirteen: Frontier House: The Northern Pacific Railroad and Those Who Built It
The goods and services brought to the frontier by the railroad improved the quality of life. Read about the construction and route of the Northern Pacific Railroad in this companion essay to the PBS series, Frontier House.
Central Pacific Railroad Photographic History Museum
Cprr Photographic History Museum: High Cost and Challenge of Building the Cprr
Contains the text of a Lewis M. Clement's 1887 statement to the U.S. Pacific Railway Commission, which gives a clear and succinct accounting of the costs incurred and the problems encountered in building the Central Pacific Railroad.