28 September 1913

On September 28, 1913 Adolph G. Sutro of San Francisco, flying a hydro-aeroplane of his own design, "broke three aeroplane records..." Sutro flew four and three-sixteenths miles in 3 min 40 sec (51 mph), lowering the old record held by T.O.M. Sopwlth; carried 900 pounds skyward, beating Phil Parmalee's record of 458 pounds, and established an altitude record of 800 feet with passengers.