interesting .ppt presentation
Posted: Sat Apr 02, 2016 1:48 pm
Don't know if it is the best place, but I found this interesting doc on the web
http://slideplayer.com/slide/780021/
http://slideplayer.com/slide/780021/
Internet forum for the World's Largest Solar Astronomy Nonprofit The Charlie Bates Solar Astronomy Project
https://solarchatforum.com/