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Observations and Reports

20 inch F4 Telescope and Observatory

USER GUIDE (20 inch F4)

Run-off Roof Observatory

Run-off Roof USER GUIDE

30 inch TROK Dobsonian Telescope

30 inch TRO telescope

16 inch F6 Dobsonian Telescope

My old 18 inch telescope

12 inch F5 Dobsonian

New ultralight telescope designs

Telescope mirror grinding machine

Mirror making and optical testing

Useful links