Homestead mailing list

[Tvoivozhd <tvoivozd AT infionline.net>]

http://cse.ssl.berkeley.edu/AtHomeAstronomy/activity_08.html
 (using astrolabe to track sun path)

http://members.aol.com/jvlambert/Norman/SunCompass.htm
 (Viking sun compass, Gnoman curves.)

http://www.pge.com/003_save_energy/003c_edu_train/pec/toolbox/tll/app_notes/astro_comp.shtml
 (commercial astro-compass surveying instrument)

http://www.srv.net/~tm_crw4d/opt/sunchrt.html
 (sun chart for passive solar design of houses, greenhouses)

http://www.sundials.uklinux.net/wd_calc.htm
 (shadow calculator, input numbers in dialog boxes and answer will be 
calculated and displayed)

http://www.geocities.com/senol_gulgonul/sun/
 (sun position calculator and list of links)

http://susdesign.com/sunangle/
 (another sun angle calculator with input boxes)