David Strange Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing 4 topics - 61 through 64 (of 64 total) ← 1 2 3 4 Topic Voices Posts Last Post Dr Richard Bangay and his observatory Started by: Mr Michael Alan Frost in: History 4 7 8 years, 4 months ago Carolyn Kennett Donati’s / Great Comet of 1858 Started by: Dawson in: Comets 4 6 8 years, 4 months ago Dawson Thorp Diffraction Gratings Started by: David Strange in: History 2 2 8 years, 11 months ago Jeremy Shears Today’s solar eclipse Started by: Nick James in: Sun 13 18 9 years, 1 month ago Michael O’Connell Viewing 4 topics - 61 through 64 (of 64 total) ← 1 2 3 4