July 23, 1903
First Ford Sold: The first Ford, a twin-cylinder Model A, is sold to Dr. Ernst Pfenning of Chicago.
July 24, 1910
A.L.F.A. Founded: A.L.F.A. (Anonima Lombarda Fabbrica Automobili) is founded in Milan, Italy. The company would become Alfa Romeo 10 years later.
July 25, 1945
Kaiser-Frazer Partnership Announced: Henry Kaiser and Joseph Frazer announce plans to form corporation to manufacturer automobiles. Kaiser-Frazer was the only new U.S. automaker to achieve success immediately following WWII, though only for a few years.
July 26, 1903
First Continental Crossing by Car: Horatio Nelson Jackson, a physician and automobile pioneer, and Sewall H. Crocker arrive in New York, successfully completing the first continental crossing by car, a journey prompted by a $50 bet to determine whether a car could successfully be driven across the U.S.
July 27, 1888
Electric Tricycle Demonstration: Philip W. Pratt demonstrates an electric tricycle in Boston.
July 28, 1935
Italian Wins German Grand Prix: Tazio Nuvolari wins the German Grand Prix in a seriously overmatched and underpowered Alfa Romeo, beating Hans Stuck in an Auto Union.
July 29, 1909
Buick Acquires Cadillac: Buick motor Company acquires Cadillac on behalf of GM for $4.5 million.