[1] After retiring from that position, he designed and built six Worthington Meteor steam automobiles.

[2] He then became interested in gasoline engines and organized the Worthington Automobile Company.

[4] In August 1904 the Worthington Automobile Company entered their Meteor and Berg cars in the Long Branch, New Jersey, automobile races, and in the five-mile pick up race finished first and second.

[6] The Bollee was from a French design (Léon Bollée Automobiles) and the Berg was German.

[7] The Meteor, built between 1905 and 1906, was a five-seat tonneau with an 18 hp engine in an aluminum motor block rated between 200 and 1,000 rpm.