Sky at Night - Home Grown Observatories - 2012
23:48
ADVICE on BUILDING A HOME OBSERVATORY
38:43
The Story of Palomar, 1948
24:38
The Yerkes Observatory. Sky at Night. 1988.
19:37
The Moore Marathon - May 2012
15:19
13 Things I Hate About Observatories
14:23
Restoring Lowell Observatory's Clark Refractor
29:29
My DIY telescope vs $1million Observatory │Betty's Story Ep 2
38:47