Viking Orbiter Views of Mars (NASA SP-441) By Spitzer, Cary R. Books / Hardcover Transportation › Spaceflight Publisher: National Aeronautics & Space Administration (NASA), January 1980 Price $21.95 Free Shipping Send to a friend Collectible - Good First Edition First edition copy. Collectible - Good. With Stereopticon in rear pocket. (Viking Orbiter, Mars, NASA, Space Flight) $21.95 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.