HONG KONG 1990 (MNH) WORLD ENVIRONMENT DAY PLATE BLOCKS
World Environment Day traffic light/plate blocks x 4 (4 items): 60c (1B–1B–1B–1B), $1.40 (1A–1A–1A–1A), $1.80 (1B–1B–1B–1B), $5 (1A–1A–1A–1A). Fresh and fine. Mint never hinged. SG642-645; SC570-573; YGC323-326
