Postcard of the Old National Museum, April 13, 1939, Smithsonian Archives - History Div, Postcard of the old National Museum, now known as the Arts and Industries building, in color. A large tree branch hangs in the foreground, above the building. The front has a white border. The message side has a printed note: "The Old National Museum is devoted to an exposition of the arts and industries, materials and methods of manufacturers, processes employed in the industrial arts, series showing the developments of arts and industries, all in vast array." The message side also has a short hand-written note: "Enjoying a wonderful time Going to Congressional Library tomorrow Margaret Keller." The postcard is addressed to Mr. and Mrs. Z.J. Ireland and it is postmarked April 13, 1939..