2022-08-252022-08-25UnknownBox 1https://hdl.handle.net/2152.3/11701An unused postcard of the United States Naval Hospital at Balboa Park in San Diego, California.Postcard of the United States Naval Hospital at Balboa Park in San Diego, California.PostcardsCaliforniaSan Diego (Calif.)U.S. Naval Hospital (San Diego, Calif.)