Canada #372, UPU Congress, F-VF, MNH

Here is a Lower Right Corner Block of 4, Plate 1, of the 15c dark blue “Posthorn and Globe” stamps from the UPU Congress Issue. It is #372, issued in 1957.  The stamps are in Fine-Very Fine (F-VF) Mint Never Hinged (MNH) condition.  (Item #3054 – $6.00)