Robert Watts postage stamps
Four sheets of artists' postage stamps by Robert Watts. All 26.5 x 21 cm, offset on gummed and perforated paper.
Includes 2 versions (red and dark blue) of Yamflug/ 5 Post 5, 1963, 100 stamps + Two copies (red and light blue) of Fluxpost 17-17 / DIY12W70640, 1964, 100 postage stamps. All very good copies.