Columbia subject headings:
Jewish astronomy.
Jewish calendar.
Karaite calendar.
Karaite law.
Karaites.
Harvard subject headings:
Jewish astronomy
Jewish calendar.
Karaite calendar.
Karaite law.
Princeton subject headings:
Jewish astronomy.
Jewish calendar.
Karaite calendar.
Karaite law.
Karaites.
Sapaḳ, Yosef ben Mosheh, 1821-1885.