Yom Tov Sheni and the Customs With Regard to Travelers
J. Jean Ajdler of Brussels, Belgium, is a civil and structural engineer. He has published articles about medieval Jewish astronomy, the history of the Jewish calendar, and Talmudic metrology, and is the author of Hilkhot Kiddush ha-Hodesh al-pi ha-Rambam (Jerusalem: Sifriati, 1996). This is his first contribution to the Seforim blog. Abstract: In ancient times the customs of the communities were extremely variable the one from the other. Each community had its own customs and it was very jealous of…