Railway Express with Transformer and Speed Regulator : Instruction 4561-1 | BrickLink
Buy 4561 Trains 9V - Railway Express LEGO® Toys on the Store | Auctions | Best Deals at the Lowest Price
ONLY box and instructions Lego 4561 Railway Express train railroad; no bricks 42884045616 | eBay
LEGO Trains Railway Express (4561) Dining Car Only T3569 | eBay
LEGO 4561 Railway Express with Transformer and Speed Regulator Set Parts Inventory and Instructions - LEGO Reference Guide
Lego Train System 4561 for Sale in Pittsburgh, PA - OfferUp
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
LEGO Set 4561-1-s4 Railway Express Passenger Car (1999 Train > 9V) | Rebrickable - Build with LEGO