- Topics Started: 119
- Total Posts: 1525
Just had a quick look Bernie… In the Waltham book, they use 1892 NOT 1893 which I believe they superseded the previous versions with..
You’ll have to measure, in this case, calculate the length of your broken staff as
1703 = 5.70mm
1703A = 6 mm
The Waltham MS I used was #2222
Hope this helps…