There is a couple of nice sets of 722 in my area here.
https://www.kijiji.ca/v-view-details...dId=1493964055 There's anther nice set in my area, just have to find them again.. Let me know if your interested and I can help you out.
I also have a bare set of 197 HO heads for sale. I could sent them to Dave, next door and you could arrange to have him build them up for you.
Charles