The Talking Machine Forum — For All Antique Phonographs & Recordings

BillH_NJ wrote:The speed control/brake on my BI in off/on positions.

This is the earlier arrangement, as on the Columbias I have.

-Bill

And here is the later brake as on the OP's machine. This one is actually on a BNW, but it is the same. It is shown in the stop position, all the way to the right is the run position. Cheers, Russie