Which preposition to use with bandmasters

of Occurrences 1%

I was sitting in my tent with the bandmaster of my regiment, a German named Sauer, when we were saluted with the sound of distant music, the most discordant I have ever heard.

to Occurrences 1%

Happily, however, his musical proficiency attracted the attention of Lord Durham, who offered him the appointment of bandmaster to a militia regiment stationed in the north of England.

without Occurrences 1%

Pathetic derelict, a bandmaster without a band!

Which preposition to use with  bandmasters