The digital collections of the Library of Congress contain a wide variety of primary source materials associated with the Pacific Railway Act, including manuscripts, newspaper articles, government documents, and maps. Provided below is a link to the home page for each relevant digital collection along with selected highlights.
Selected references to the Pacific Railway Act can be found in the Congressional Globe on the following dates:
In addition, the Newspaper and Current Periodical Reading Room has created a series of topics guides to the newspapers included in Chronicling America, including a guide on the Golden Spike. In 1869, the Pacific and Union railroad tracks were joined by a golden spike, completing the Transcontinental Railroad. This guide provides access to material related to "Golden Spike" in the Chronicling America digital collection of historic newspapers.