1873, Post Office Dept. Balance, group including mint and used with some multiples, includes blocks/4 of O47, O49 and O50, O47 blocks of 6, 9, 14, 10 and 20, O47S x4, mint including O50 x4, O51 x3, O52 x2, O53 x2, O54-O56, some color cancels and O54 & O55 with favor cancels, some faults, high catalog value, Fine. Estimate  $600 - 800. $0