American Glass Stamp Sheet 1999 Mint U.S. Stamps Free Shipping

This is the American Glass stamp sheet of fifteen stamps from 1999. Featured are free-blown, mold-blown, art glass and pressed. The 33¢ full sheet is MNH, uncut and unfolded, with original gum. The scans are of the actual stamps you will receive. Scott #3328a.
This will ship via USPS First Class Mail, along with cardboard to help prevent bending.

postage, United States, glass making, collectible, glass industry, smoke free