"..., when the fruit had not grown properly, when the winter rains had not stopped, when the roads for Passover pilgrims had not dried up, and when the young pigeons had not become fledged. The council on intercalation considered the astronomical facts together with the religious requirements of Passover and the natural conditions of the country." - Spier, Arthur (1952). The Comprehensive Hebrew Calendar. New York: Behrman House, Inc., p. 1
