Virginia and Truckee 18 Dayton
The Virginia and Truckee 18 Dayton is a 4-4-0 "American" type steam locomotive built in September 1873 by the Central Pacific Railroad's Sacramento Shops, it is on display in Sacramento, California. It spent its working career on the Virginia and Truckee Railroad.
Source: Wikipedia — Virginia and Truckee 18 Dayton (CC BY-SA 4.0)