December 9, 1965 Great Lakes Fireball Smoke Trail Photos
("Kecksburg Fireball")

Scanned from the Journal of the Royal Society of Canada (JRASC), vol. 61, 1967, "The Fireball of December 9, 1965--Part I: Calculation of the Trajectory and Orbit by Photographic Triangulation of the Train," by Von Del Chamberlain and David J. Krause

For discussion of possible errors in the trajectory calculation, click here.