RG 263 CIA Published Maps: A Digitization Project In Progress

While we frequently share interesting early maps from the Cartographic Branch holdings, today we wanted to focus on some of Cartographic's more recent maps. The RG 263 CIA Published Maps (also called the CIA Numbered Maps or Numerical Series) is made up of over 22,000 declassified maps. These maps date primarily from the 1940s to … Continue reading RG 263 CIA Published Maps: A Digitization Project In Progress

RG 241: Restored Patents Now Fully Digitized and Available Online!

The RG 241: Restored Patents (NAID 305885) are finally here and available for viewing and download via the National Archives catalog!  In addition to containing some very detailed and colorful images, this series is particularly interesting because of its unique background. In 1836, the Patent Office was being housed in the Blodget Hotel in Washington, … Continue reading RG 241: Restored Patents Now Fully Digitized and Available Online!

RG 76: Maps and Records Pertaining to the Northeastern Boundary of the United States – An Artistic Glimpse of Past

Deep in the stacks of the Cartographic Branch at Archives II, nestled in RG 76, is a series entitled “Maps and Records Pertaining to the Northeastern Boundary of the United States”.   This series contains manuscript maps and drawings of various locations along the border, including a set of spectacular color drawings and manuscript maps offering … Continue reading RG 76: Maps and Records Pertaining to the Northeastern Boundary of the United States – An Artistic Glimpse of Past

Civil War Defenses of Washington Fort Plans Now Available Online

The Cartographic Branch holds thousands of drawings, plans, and maps relating to forts, fortifications, and other military structures. These can be found in a variety of record groups and series, including RG 77 Fortification Map File (NAID 305749), RG 77 Miscellaneous Forts File (NAID 305806), RG 92 Post and Reservation Maps (NAID 305818), RG 92 … Continue reading Civil War Defenses of Washington Fort Plans Now Available Online

Chronicling Cartographic’s Oldest Record: The Polus Antarcticus Map

Always a staff favorite, the Polus Antarcticus atlas page, found within the Cartographic Branch's holdings, shows an early map of the South Pole region and includes interesting (although rather inaccurate) illustrations that decorate the edges of the map. The Cartographic Branch actually holds two copies of this historically significant map. Both can be found within … Continue reading Chronicling Cartographic’s Oldest Record: The Polus Antarcticus Map

Highlights from the War Department Map Collection

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

Lighting the Way: RG 26 Lighthouse Plans & Maps Now Digitized

Lighting the way for centuries, lighthouses continue to serve as a navigational aid for sailors at sea or on inland waterways. Lighthouses warn mariners of hazards such as reefs and rocks, guide ships to safe harbors, and help sailors establish their position. The Cartographic branch of the National Archives holds numerous drawings and maps of … Continue reading Lighting the Way: RG 26 Lighthouse Plans & Maps Now Digitized

Mapping the Battle of Shiloh

As you may know, the Cartographic Branch holds many maps relating to Civil War battles and sites. However, what you may not know is that many of these maps are available to view anytime and anywhere through the National Archives Online Catalog. Today we're featuring maps showing the Shiloh Battlefield. All of the maps featured … Continue reading Mapping the Battle of Shiloh

Fire Up the Horses and Let ’em Run! Early Representations of Horsepower from RG 241: Restored Patents

Horsepower!  We hear this common phrase everyday associated with everything from cars to lawn mowers to available human capital.  It's all about power and the power to get things done.  While today the term "horse power" typically refers to the power of an engine in a car or truck and is a single, compound word, … Continue reading Fire Up the Horses and Let ’em Run! Early Representations of Horsepower from RG 241: Restored Patents

Now Available Online: RG 77, Civil Works Map Files, US File Unit!

We are very excited to announce that all of the maps in the US File Unit RG 77: Civil Works Map File have now been digitized and are available online for viewing and download!  These images can be found by searching the National Archives Catalog, NAID #7491452. The records in this series comprised the main … Continue reading Now Available Online: RG 77, Civil Works Map Files, US File Unit!