First Day Covers for 1989 Birds definitives, 3.20 Kr. Long-tailed Ducks, 4.40 Kr. Snow Buntings, 5.50 Kr Black Guillemots and 6.50 Kr. Brunnich's Guillemots, issued 18th March 1989, on official P.O. covers un-addressed, 3900 NUUK special first day cancel.
