Crossword clues for Pioneer's wagon 15 letters:PRAIRIESCHOONERPioneers' covered wagonPRAIRIESCHOONERPioneer's wagonCONESTOGAPioneer's wagonCONESTOGAPioneer's wagon with an upward-curved floorCONESTOGAKind of wagon for pioneers