Thomas Shelton was an American aircraft designer and inventor of the vortex ring gun, which he developed into vortex ring toys.[1]
References
- John H. Lienhard. "No. 1033: Blowing Smoke". University of Houston. Retrieved 2022-04-13.
Thomas Shelton was an American aircraft designer and inventor of the vortex ring gun, which he developed into vortex ring toys.[1]