A VF CTO used group of 26 commemorative sets and 1 Souvenir Sheet from 1972. Complete for the Scott number range from #3937 to 4043, except 3949, 3951, 3958-3964, 3970, 3973-3975, 3989, 3998-4000, 4006-4018, 4023-4025, 4028, 4034, 4036-4042. 2008 Scott cat. $16.45
