Agan ha-sahar.
Published: 1954
Place of publication: Kerem
Language: heb
Number of pages: 490
Subjects: Time (Jewish law)
Notes: Added t.p.: Agan ha-sahar; a treatise on various astronomic problems in Jewish law with particular reference to the international date line in relation to the Sabbath and other holidays.

Limited ed. - 300 copies.