Tevet & Shevat – Naphtali & Shevat The months Tevet and Shevat, illustrated with the tribes Naphtali and Reuben, from Jüdischer Jugendkalender 5690. The months Tevet and Shevat, illustated with the tribes Naphtali and Reuben, from the 1929/30 edition of Jugendkalendar, published by Jüdischer Verlag, edited by Emil Bernhard Cohn.