Thanks to Rick Masters for a link to what might be the most extensive set of flight photos regarding experiments supervised by Octave Chanute:
In article: Thanks to the research and provision efforts by colleague Simone Short
OCTAVE CHANUTE'S GLIDING EXPERIMENTS.
An ADDRESS* by OCTAVE CHANUTE, C. E., Mem. W. S. E.
(* Illustrated by lantern slides.)
Delivered 20th of October, 1897.
With remarks by Augustus Herring.
Published in the
Journal of the Western Society of Engineers, Vol.2, 1897. XX.