Canada #1374, 1374a, 1374i 90c Elberta Peach, Single Usage on Two Domestic Oversize Covers and One Airmail Cover to UK

Two domestic oversize covers, sent in 1995 and 1998, and each franked with a single perf. 13.1 90c Elberta Peach stamp, paying the domestic Oversize rate, and an airmail cover to the UK, mailed in May 1996, franked with a perf. 13.1 booklet single, paying the 90c airmail rate. The 1998 cover is franked with a single on CPP, while the other cover is franked with a single on Peterborough paper, just based on the different reactions under UV, as well as the different shades. One domestic cover is mailed from a Canadian military base and is cancelled with a CFPO 5053 CDS. Very fine. Est. $18.