Glenn Curtiss's V-8 motorcycle at its record setting run at Ormond Beach, Florida, January 21, 1907.  From February 9, 1907 Scientific American magazine.
Scientific American
2013-03-22 11:22:39
Scientific American magazine, February 1907 (<a rel="nofollow" class="external free" href="https://archive.org/details/scientific-american-1907-02-09">https://archive.org/details/scientific-american-1907-02-09</a>)