Lego Duplo 7844 Airport Rescue Truck Set - Complete Set | eBay
LEGO Duplo Airport | Brickset
Duplo Trailer Four Rear Wheels, Elevated Front End, 4 x 12 with Blue and White Danger Stripes and 'FIRST AID' Pattern on Both Sides (Stickers) - Set 7844 : Part bb0793c01pb02 | BrickLink