Lot
2613 
Canal Zone, 1915, 5c deep blue & black, second printing, top margin block of 4 with part imprint, tropicalized o.g., top right stamp with "Z" under "C" overprint variety (position 3, CZ 48.A.1), bold colors, F.-V.F., one of only five recorded blocks from this printing (variety confirming printing), illustrated in CZSG Handbook (page 21). Scott Nos. 48 $2,100 for normal block.