Observatory Build: Concrete Pier
2:00:18
AAVSO How-to Hour with Rich Berry: Your first observatory--keep it simple!
17:04
Reseña del horno de fundición Vevor 12K: ¿es mejor construir o comprar un horno de fundición?
15:29
Building a Pier for Astrophotography
19:38
Building an Observatory Part 3
12:11
Cheap Observatory Pier - so effective
4:24
Constructing a Telescope Permanent Pier
18:15
Harbor Freight Portable Observatory Build
18:14