Rosh Chodesh Infographic

Infographic explaining various concepts related to Rosh Chodesh: The Jewish calendar, Shabbos Mevarchim, and how Rosh Chodesh used to be determined by the testimony of witnesses in the times of the Beis Hamikdash.



Source: http://weeklydvarshmuel.wordpress.com/2013/04/10/rosh-chodesh-explained/