sentences:  Although the name "Louisianne" was chosen, this name was never adopted.Features of the Bour-Davis included a radiator placed slightly ahead of the front axle, and the continuation of the leather front seat over the seat's top and down to the rear floor.The Model 21 and Model 21S were powered by a Continental Straight-6 engine, with prices ranging from $1700 for a 1920 Model 20 tourer, up to $2300 for a 1922 Model 21S tourer.