John H. Gibbons (1929-2019), Assistant to the President for Science and Technology and Director of the White House Office of Science and Technology policy, autographed 4½c White House stamp on 3" x 5" card, with added "and worth every cent of it!" above signature, fresh & VF.

This item is from the collection originally formed over a 50 year period by Dr. Sam Loebenstein of Kansas City, Missouri and continued by his grandson, Michael J. Gerstley, of San Jose, California with over 7,500 autographs.