This giveaway requires a $10 donation to SCF...
To the first person that donates $10 to SCF, you get 90 postage due stamps mounted on graph paper and in a protective sleeve.
There are rows of 1¢, 2¢, 3¢, 5¢, 10¢, 30¢, and 50¢ of what appear to be the 1931 series of postage due. You get to discover which perf series and design measure applies.
