Apropos phonetic alphabets Danny,
When I was a Cub, then Boy Scout in London SW16 circa 1949 we used to chant out the troupe's name by its initial letters.
Presumably from what you indicate, it was a hang over from one of the early WWI versions.
Esses, Toc, Oh, Esses, Dubbleyou, Ack, aL, Don.....
= St. Oswald....
mike hallam