12.5" Dobsonian Telescope Build
1:28:31
Telescope Building with John Dobson
59:20
Top 5 Huge Scale!Metal Melting Scrap & Recycling And Manufacturing Process & Mass Production Factory
17:15
Building a 16" F4.6 Dobsonian Telescope
19:25
From Rust to Razor: Crafting a Long Steel Blade
25:28
Budget Tracking & GoTo Options Including OnStep for Astrophotography
28:01
Making of a Japanese Shoji Lamp
27:36
Como Este Especialista Em Sobrevivência Transformou Um Grande Tronco Em Uma Canoa Incrível
20:29