clocks by: julio lopez 11b ebd
DESCRIPTION
Sundial 5000-3500 BCTRANSCRIPT
Sorces
• http://www.time-for-time.com/timeline.htm• http://dsc.discovery.com/tv-shows/curiosity/t
opics/10-methods-measuring-time.htm• http://www.clockparts.com/clock-parts/pendu
lum-clock-movements/