United States Stamps Featuring the "Nelson" Collection & The Dr. Larry C. Parks Collection of United States Postal Stationery

E8, 1911 10c Ultramarine, exhibit page comprising bottom plate no. 5514 and imprint block of six (shows weak or missing top frame line, top plate #5854 single NH, top plate #5860 single, bottom right corner plate #5514 pair with "G.H.D." plate finisher initials (George H. Davis), used block with purple Vera Cruz, Mexico cds, right plate #5535 and imprint strip of three with Amherst Mass. precancels, a single tied on piece by Pago Pago, Samoa cds, and a plate #5513 capture single used; some faults, F-VF; ex-MarkovitsSale 3052: United States Stamps Featuring the Donald D. Nelson Collection