This is CN 257 A GP9 slug unit , its built from cut down GP9's with its power coming from 7200 series GP9RM's it was built in 1990 by CN at Pointe St Charles shops in Monteal
This is CN 206 its a YBU-4 model with its power taken from 7200 series GP9RM's and it was built in the early 80's
In the back ground GMD-1u 1433 im guessing shes parked in the retirement home aswell now
Canadian National Railway no. 4803. Built in 1953 by General Motors, London Ontario as a general purpose Loco 🚂 which could be for switching cars or freight. This unit was one of 7,000 in North America until it was retired in 1984.