16 Souvenir Photo's New York Rockefeller Center 1930's

As the front of this fold-over mailing envelope reads Greetings from Rockefeller Center New York City. Inside are 18 different colored views of various historic places in New York City. With a picture on each side they fold up into the folder. Just put a name, address and stamp on these nice souvenir pictures from years gone by. The pictures appear to be from the late 1930's to the early 1940's.In very good condition. Free shipping within the U.S.A. International buyers always welcome.