Ready References
A Guide to Backyard Astronomy
The Art of Using a Telescope
Power and Aperture in Binoculars
Variable Stars Explained
AAVSO Historical Light Curves
Molding and Casting
A Great Source of Free Chemicals
Ready References A Guide to Backyard Astronomy 
The Art of Using a Telescope Power and Aperture in Binoculars Variable Stars Explained 
AAVSO Historical Light Curves 
Molding and Casting A Great Source of Free Chemicals