View of a man in a horse-drawn wagon, during a brake test. Official crouches next to wagon; spectators in background. Stamped on back: "Photo from Brown Bros., 1482 Broadway. Cor. 43rd St., N.Y." Handwritten on back: "May/1/1902. Brake test of auto & horses to see whether autos are as safe to drive as horses owing to not being able to stop as fast as [undecipherable]."