2022-08-292022-08-29UnknownBox 1https://hdl.handle.net/2152.3/11702An unused postcard of the U.S. Naval Hospital at Balboa Park located in San Diego, California. Image shows "The World's Largest Organ," with the U.S. Navel Hospital in the background.Postcard of the U.S. Naval Hospital at Balboa Park located in San Diego, California. Image is mostly of, "The World's Largest Organ." "The world's largest outdoor pipe organ facing the plaza, with a seating area to accommodate 3,000 people - and daily the scene of outdoor pageants and musical events."PostcardsSan Diego (Calif.)CaliforniaU.S. Naval Hospital (San Diego, Calif.)