Recycler Carotte la perception lego 4561 Persuasion amplitude Hostile
LEGO 4561: Railway Express | Brickset: LEGO set guide and database
LEGO 9V Train 4561 Railway Express from 1999 - YouTube
LEGO - System - 4561 + 4556 - Station Railway Express 9V + Train Station 1999 | Barnebys
LEGO Set 4561-1-s3 Railway Express Truck (1999 Train > 9V) | Rebrickable - Build with LEGO
Finally found 4561 Railway Express for an ok price at the thrift store. It even included 10014 Caboose as a bonus. So far it's looks mostly all there. : r/LEGOtrains