Lot
1079 
(Multiples) 1857, 3¢ dull red, type IV, block of four, positions 76-77L11i/86-87L11i, used with 3¢ dull red (26) single, all tied by three strikes of "Pottsville Pa. Jul 19" cds on reduced legal-size cover to John Rumsey, Philadelphia Pa.; small stamp and cover faults, Fine, An exceptionally rare used block on or off cover. Scott No. 26A $2,500 as off-cover block.