2 topics as follows…
(1) Pat Seitzer (UM Astronomy) and Mel Drumm (Director of the Ann Arbor Hands-On Museum). “The Fate of the Old Angell Hall Telescopes (a 10-inch refractor and a 15-inch reflector).”
(2) Ken Bertin (Warren Astronomical Society). “Galileo Galilei, the giant whose shoulders both Newton and Einstein mentioned they stood upon.”
Ken Bertin (Warren Astronomical Society) gave a presentation on Galileo Galilei. There is no recording of that presentation, but Ken gave a similar talk to the Warren Astronomical Society, watch that video here:
Video