https://rascmontreal.org/2020/05/public-astronomy-zoom-presentation-history-of-astrophotography-on-june-6th-8pm-edt/
Public Astronomy Zoom Presentation – History of Astrophotography on June 6th 8pm EDT - RASC...
Jul 29, 2020 - The Royal Astronomical Society of Canada (RASC) Montreal Centre invites everyone to a Public Presentation by RASC Member and Astrophotographer Ron Brecher on...
history of astrophotographypublicastronomyzoompresentation