Just a guess but it may be United States Army Pigeon Service insignia or similar or possibly be a Pigeon club patch (civi)
I have never seen this patch before but I wish you luck on your quest Sean.
[h=3]e plu·ri·bus u·num[/h]
Cute. I want one.
thanks That was my thought Krad
After a good look around I don't think it's a US military pigeon related patch.
Sorry mate had a crack but no luck.
Cardiff City Football Club!!!!!.wrong blue bird though.
Whatever its just an opinion.