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 248
ing their number, inorder to obtain an expression for the average length. This re-sult is then multiplied by the pressure of explosion as recordedby the indicator tracing. If, then, the average length of the ordi-nate lines is two inches and the indicated pressure at explosionis 300 pounds, the… … Fig. 163.—Recording Mechanism of a Typical Planimeter. D is the graduated drum,divided into 10 numbered sections, each representing 1 square inch, and 10 interme-diate points, each equal to 1-10 square inch. E is the vernier, which is divided into 10equal parts, each representing 1-100 inch. The…
Automobiles
Internet Archive · Boston College Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-741-399.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-441-293.webp)
