Motor vehicles and tractors
Subtitle: a textbook for students and a handbook for engineers
By: by P. M. Heldt.
Publisher: P. M. Heldt
Published: 1929
Place of publication: Nyack, N.Y
Language: eng
Number of pages: 678
Subjects: Automobiles.; Traction-engines.
Notes: "The present volume was written to take the place of vol. II of The gasoline automobile."--Pref.