This is the N Scale Northern Pacific 1200 Series Wood Cupola Caboose Kit from American Model Builders.
Our N scale kit represents the 1200 series (and a few 1700 series) cabooses as they appeared after all the various rebuilds. Optional details include both wide and narrow ladder landing arrangements. Kit No. 553 features 100% laser-cut components with custom laser-scribed Birch plywood side, end walls, and cupola; Tab & Slot carbody construction; Peel & Stick window, door, and trim assembly; laser-cut underframe, end platforms, ladders, end railing, hand grabs, window glazing, and brake wheels; cast resin platform steps and brake gear; plastic smokejack; and fully illustrated instructions that provide information on painting and decaling the assembled model.
1 kit that requires assembly.
The Northern Pacific Railway first rostered these short, offset cupola wood cabooses beginning in 1907-1908 with the delivery of 100 cars built in its own shops; additional batches would follow in 1909 and 1912-1913. These 24' crummies would later be known as the 1200 series cars.