Rapido 041517 HO Scale GP9rm Mother + Slug Canadian National "Late" CN 7210/254 with DCC and Sound Paint - Stripper this mechanical tractor model kit

this mechanical tractor model kit can demonstrate to both kids and adults the functions of gears

“we choose to go to the moon” The Saturn V is how we got there

This magical wand of a rocket is an easy to build

Steering Servo Reversing

Photo-etched stainless steel see-through running board with metal grab irons

Rapido 041517 HO Scale GP9rm Mother + Slug Canadian National "Late" CN 7210/254 with DCC and Sound Paint - Stripper this mechanical tractor model kitRapido 041517 HO Scale GP9rm Mother + Slug Canadian National "Late" CN 7210 254 with DCC and Sound In the early 1980s, CN embarked on a rebuild program in their Pointe Ste. Charles shops to extend the operating lives of the GP9s. The GP9RM was the result, which was divided into three groups: The 4000 4100 series were rebuilt as road units, the 7000 series as switchers and the 7200 200 series as mother and slug pairs. The slugs lacked a prime mover,