Heldt P.M. The Gasoline Automobile: The Gasoline Engine. Volume 1. Petrol Car. Petrol Engine. Part 1 In English/Heldt P.M. The Gasoline Automobile: The Gasoline Engine. Volume 1. Benzinovyy avtomobil. Benzinovyy dvigatel. Chast 1 In English. Series: Petrol vehicles, their design and construction New York Nyack 1926. 728 p.Please contact us for details on condition of available copies of the book. SKUalb40142cab2bc5d505.