COLOMBIA 1946 5c fawn Observatory PAIR IMPERF BETWEEN, Scott 538var, NHM (2)

COLOMBIA 1859 – 1970s accumulation in stockbook and on stock pages. Mainly used with some duplication. Includes 1859 2½c unused; Air Post issues including “L” & “A” overprints; Postal Tax; a few States; and much else. An odd imperfection but mainly good to fine. (Approx 2,600 stamps)