Lot
1150 
/o
Special Delivery, 1922, 10¢ Gray Violet - Plate Number & Initials, mint and used group on two exhibit pages including bottom plate number "13916" block of six with inverted "F" (only E12 plate no. with this variety), right plate number 13918 block of 10 with signatures of W.I. Glover (3rd Asst. PMG), M.L. Eldsness Jr. (Superintendent of Stamps) and L.A. Hill (Director of BEP), 7 plate number singles (2 are used) including rare "18686" (only two known), and six mint sideographer corner margin singles, Very Fine. Scott No. E12 Estimate $500 - 750.
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Realized: $1,250