Postage Due Mint Multiple Group, mostly blocks of 4 including J2 block of 9 and J15 block of 18, also pair and single, includes J1-J4, J15-J18, J20, J22-J26 & J44 blocks, with a few duplicates; bright and fresh with condition a little varied, Scott cat $25,225, from the Estate of the late John E. Du Pont. Scott No. J1//J44  Estimate $4,000 - 6,000. $0