Postage stamps and postal history of British Columbia stamp was sold for 2½d, 3d, 5c, 6¼c, and 7½c without ever receiving a surcharge indicating a changed value. The surviving unified stamps sell for about US$250 , but much more if they are in good condition and well-centered. Postage stamps and postal history of British Columbia The postage stamps and postal history of British Columbia started in 1860 with the issue of a single brownish-rose stamp depicting Queen Victoria in profile and denominated as 2½ pence. It was issued jointly by Vancouver Island and British Columbia as each colony had insufficient postal trade to justify printing separate stamps. In
Postage stamp problem Postage stamp problem The postage stamp problem is a mathematical riddle that asks what is the smallest postage value which cannot be placed on an envelope, if the latter can hold only a limited number of stamps, and these may only have certain specified face values. For example, suppose the envelope can hold only three stamps, and the available stamp values are 1 cent, 2 cents, 5 cents, and 20 cents. Then the solution is 13 cents; since any smaller value can be obtained with at most three stamps (e.g. 4 = 2 + 2, 8 = 5 + 2