unused Air Post, 1918-60, large accumulation of used and unused singles, blocks and plate no. blocks of four or larger, many better items throughout incl. unused nos. C1 (38), C2 (17), C3 (20), C4 (40), C5 (seven), C6 (nine), C10a (unexploded booklet of two panes), C13 (two), C14, C15, C18 (five); plate no. blocks of nos. C7-C9, C10, C12, C26-C31; used 1918-23 Airpost in various quantities, nos. C14 (two), C18 (eight), etc., mixed condition, but will yield many useful items, some have faults, otherwise good-very fine lot, Basic Scott retail $18,116.00 (without any premium added for never hinged items)