Self-propelled vehicles; a practical treatise on the theory, construction, operation, care and management of all forms of automobiles (1906)
Homans, James E. (James Edward), b. 1865 · New York, T. Audel & Company · leaf 173
sent day the question of properlubricants for gas engines is most essential, and, as has been per-tinently remarked, the saving of a few cents per gallon in pur-chasing a cheaper grade of oil for this purpose is the most ex-pensive kind of economy imaginable. The general qualities es-sential in a…
Automobiles
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