1911 Coronation Aerial Post brown card used Sept. 11th. cancelled by die 4 c.d.s., dark green card used Sept. 13th. cancelled by die 3 c.d.s., and dark brown envelope with insert cancelled by die 3 c.d.s.
1911 Coronation Aerial Post brown card used Sept. 11th. cancelled by die 4 c.d.s., dark green card used Sept. 13th. cancelled by die 3 c.d.s., and dark brown envelope with insert cancelled by die 3 c.d.s.
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Create an alert![[OC] Airmails:](https://images1.bonhams.com/original?src=web/logos/spacer.png "Source: Bonhams London")
