Image Item No. Description By  4181p03  Door 1 x 4 x 5 Train Left, Thin Support at Bottom with White Stripe Pattern Catalog: Parts: Door, Decorated 1  4182pb005  Door 1 x 4 x 5 Train Right, Thin Support at Bottom with Black 'DB 7735' Pattern (Sticker) - Set 7735 Catalog: Parts: Door, Decorated 1  4182p03  Door 1 x 4 x 5 Train Right, Thin Support at Bottom with White Stripe Pattern Catalog: Parts: Door, Decorated 1