1977-80, Summer Olympic Games in Moscow, complete set of 70 miniature sheets of 16 or 20, arranged in two souvenir illustrated albums with description and official certificates, in addition a dozen of stationery envelopes of Olympic theme, nice quality, full OG, NH, VF, Est. $350 -$400 (Image)

1988, Zoo Relief Fund, 10+5k x2, 20+10k x3, top right corner sheet margin imperforated se-tenant block of five with label, control lights at the top selvage, full OG, NH, VF, rare and guaranteed genuine, Est. $1,800-$2,200 (Image)

1990, Zoo Relief Fund, 10+5k, 20+10k x2, top right corner sheet margin imperforated se-tenant block of three with label, control lights at the right selvage, full OG, NH, VF and guaranteed genuine, Est. $200-$250 (Image)