Railroad-grade rules varied by company and era. Jewel count, movement grade, adjustment markings and service records help identify a true railway watch.
Explore
How American Watchmaking Put Time in Everyone’s Pocket #AmericanWatchmaking #Ingersoll #MickeyMouseWatch #PocketWatches
https://whowatchwear.com/how-american-watchmaking-put-time-in-everyones-pocket/
