jdandy New member Joined Apr 28, 2015 Messages 3,483 Location North Central Florida Nov 6, 2019 Thread Author #1 Click the YouTube logo, then click the Full screen symbol to watch this video in full screen.
A astrotoy Member Joined Aug 16, 2014 Messages 687 Nov 7, 2019 #2 Dan, thanks. Quite amazing combination of physics and technology. Larry
