Two perpendicular disks for smooth start and acceleration. Still used in automobile manufacturing today. | Date: 1906 | Source: “A Gallery of Images,” Lambert, Carol Jean. Something New under the Sun: the History of America's First Car. Merrimack Media, 2012, p. 148.Download Original File
Source
“A Gallery of Images,” Lambert, Carol Jean. Something New under the Sun: the History of America's First Car. Merrimack Media, 2012, p. 148.
