The Cartographic and Architectural holdings include over 15 million items, including maps, charts, aerial photographs, architectural drawings, patents, and ship plans. In an effort to make these vast holdings more accessible to the public, we are continuously working on various digitization projects. These projects cover some of our most popular records and allow access to … Continue reading Cartographic Digitization Spotlight
The Cartographic Branch is digitizing the Record Group 77, War Department Map Collection (NAID 305808), which consists of maps of both the United States and foreign areas. At this time, only the maps relating to the United States have been digitized, although we hope to digitized the foreign maps in the future. The United States … Continue reading Highlights from the War Department Map Collection
On May 10, 1869, the last spike of the Transcontinental Railroad was ceremoniously driven in at Promontory Summit, Utah, joining the Central Pacific Railroad and the Union Pacific Railroads to form one continuous railroad to connecting the east to the west. We are recognizing the 150th anniversary of this important event by featuring a few … Continue reading Celebrating the 150th Anniversary of the Transcontinental Railroad
Under the Valuation Act of 1913, the federal government of the United States directed the Interstate Commerce Commission (ICC) to assess the value of railroad property located inside the United States. This information was to be used to determine rates for transportation of freight via those rail lines. This law was an amendment to the … Continue reading I’ve Been Working On the Railroad, and You Can, Too!