A "Classic" Big Dobsonian - The 20" Obsession Telescope - Go Big or Go Home! - YouTube
What can I expect from a 20" Dobsonian? - Major & Minor Planetary Imaging - Cloudy Nights
saturnetempete250106_3.jpg
Moore Observatory Remote/Robotic Telescope
Clyde Bone and His Two Unusual Mersenne Telescopes! – Tele Vue Optics, Inc. Blog
20-inch Aperture Telescope – Aperture Telescopes
20 inch Newtonian on German equatorial? - Reflectors - Cloudy Nights
Obsession 20 inch dobson F5 - Telescopes
Review: Meade MAX 20" telescope | WIRED
20-inch PlaneWave Telescopes | Sommers-Bausch Observatory | University of Colorado Boulder
20"f/3 and 25"f/3 Dobsonian Telescopes: Summary Description
20inch_small.jpg
Best 20" Dobsonian Telescope — New Moon Telescopes
Meade 20" MAX2-ACF Telescope 2008-MAX-12 B&H Photo Video
Obsession Telescopes / Telescopes / 20" Classic
20 INCH f/4 TELESCOPE
DesignApplause | Max 20″ acf. Meade telescope.
20-inch Aperture Telescope | escapeauthority.com
KAS Online >> Remote Telescope Instrumentation
Bob Bunge's TJ2 - Story of a 20-inch Dobsonian Telescope, the history of a 20+ year old Dobsonian
What can I expect from a 20" Dobsonian? - Major & Minor Planetary Imaging - Cloudy Nights
A homemade 20 inch dob lightweight telescope, DS-5
RCOS: 20 inch Carbon Tube Telescope
RCOS: 20 inch "Ruggedized" Military Telescope
Looking at life through a 20-inch telescope in Danbury
Explore Scientific | Generation II - 20-inch Truss Tube Dobsonian Telescope - DOB2036-00 – Cloud Break Optics
First Look: Meade's MySky, 20-inch RCX - Sky & Telescope - Sky & Telescope
