U.S.A.-1935-Early Special Postage Stamp Printings-National Park Series

Special printings of imperforate versions of previously issued National Parks series were issued in 1935. Some as single imperforates and as side by side imperforate pairs. Two examples below are doubles of the single issues. They show "Old Faithful" the geyser in Yellowstone Park and The Grand Canyon.The full series consisted of 10 issues of scenes or special features of Americas National Parks.