7½ -Horse-power Air-Cooled motor Governed by Variable Compression. Weight 86 pounds, Cylinders 2½ x3, Speed 1,500

---

Light Aeronautical Gasoline Motors Exhibited at the Aero Club Show: '7½ -Horse-power Air-Cooled motor Governed by Variable Compression. Weight 86 pounds, Cylinders 2½ x3, Speed 1,500 ' (1906). Artist/photographer: Unsigned . Provenance: "Scientific American". Type: Antique halftone photographic print.

---

Size: 2694px × 2231px
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1, 86, 500, 1906, 20th, 2½, 7½, aero, aeronautical, air, antique, century, club, compression, cooled, cylinders, gasoline, governed, halftone, horse, light, motor, motors, photographic, pounds, power, print, show, speed, twentieth, variable, vintage, weight, x3