NATIONAL HISTORIC LANDMARKS 2/28/22 Reference Number Property Name Street & Number NR Listed Date NHL Designated Date Exter
![US National Archives on Twitter: "Digital photographs can be accessed through our online catalog (https://t.co/dwGmbXhjFP) or in our research room through our Public PC's. https://t.co/D9wn2BBbAE" / Twitter US National Archives on Twitter: "Digital photographs can be accessed through our online catalog (https://t.co/dwGmbXhjFP) or in our research room through our Public PC's. https://t.co/D9wn2BBbAE" / Twitter](https://pbs.twimg.com/media/EGhpnoXXUAA4eEc.jpg:large)
US National Archives on Twitter: "Digital photographs can be accessed through our online catalog (https://t.co/dwGmbXhjFP) or in our research room through our Public PC's. https://t.co/D9wn2BBbAE" / Twitter
![US National Archives on Twitter: "Historian and author David McCullough passed away at the age of 89. He believed and demonstrated through his career that history and records matter. He frequently researched, US National Archives on Twitter: "Historian and author David McCullough passed away at the age of 89. He believed and demonstrated through his career that history and records matter. He frequently researched,](https://pbs.twimg.com/media/FZvpLF7X0AEXKwy.jpg)
US National Archives on Twitter: "Historian and author David McCullough passed away at the age of 89. He believed and demonstrated through his career that history and records matter. He frequently researched,
![File:18630721 To Colored Men! Freedom, Protection, Pay, and a Call to Military Duty! - U.S. National Archives.jpg - Wikimedia Commons File:18630721 To Colored Men! Freedom, Protection, Pay, and a Call to Military Duty! - U.S. National Archives.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/ae/18630721_To_Colored_Men%21_Freedom%2C_Protection%2C_Pay%2C_and_a_Call_to_Military_Duty%21_-_U.S._National_Archives.jpg)