BII

Start Year: 
1922
End Year: 
1924
Jewels: 
15
1955mercury's picture
1955mercury
Posted December 21, 2014 - 2:10pm

Here's a couple of pictures of one I have that's still on the job.

Notice where the winding pinion engages the crown wheel on these. A little different from later model movements.

 

OldTicker
Posted January 23, 2012 - 1:49am

Link to this movement discussion  http://www.mybulova.com/node/1029