6 1928 Exhibit Cards with Postcard Backs. Lot 26. 6 1928 Exhibit Cards with Postcard Backs. Include Edward W. Brown g-vg, Robert Fothergill ex, Joseph Hauser ex+, Fred Hoffman vg-ex, John Ogden vg+ to ex and Lawrence Woodall vg. Winning Bid $102. Back to List Winning Bid $102 Back to List