Space Sheets, US Postage shop Stamps, First Day Cancels, matching set of 5

Set of 5 full sheets, matching set all in excellent condition, all with matching First Day of Issue cancels, sheets all neatly mounted on envelopes and each in its own US Postal Service commemorative packaging from the World Stamp Expo 2000, and each has an information sheet about the stamps in that envelope, Scott catalog #'s 3409, 3410, 3411, 3412, 3413, issue year 2000, seller is long time American Philatelic Society member. Price includes free insured shipping priority mail shipping. shop