Thread
:
Quiz question for solar observers
View Single Post
#
9
12-07-2020, 06:16 PM
astroron
(Ron)
Supernova Searcher
Join Date: Mar 2005
Location: Cambroon Queensland Australia
Posts: 9,315
Quote:
Originally Posted by
Merlin66
https://digitalcollections.nypl.org/...0-e00a18064a99
This should work.
I actually have a copy of Father Secchi’s book....I can scan the illustrations if needed.
Thanks Ken
The pic came up just fine this time.
Very strange phenomenon indeed.
Cheers
astroron
View Public Profile
Find all posts by astroron