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This illustration of an armillary sphere is from a treatise on astronomy, Sefer mareh ha-ofanim (The Appearance of the Heavenly Beings), by Solomon ben Abraham Avigdor. The treatise was mostly a…
The kinnor, called in a foreign tongue arpa (harp), is a wooden instrument made in the likeness of a wide-open entrance without their being doors on it, and its upper threshold is broad and its lower…
On the signs of the plague and the poisonous fever that is called pestilence, and how a person should conduct himself to guard himself from them, in accordance with the nature of this lower…
To the princes and the honored ones, rulers of the people, the members of the charitable association in the ghetto of the holy community of Venice, may their Rock and Redeemer protect those who…
All nations have been subject, in their authors, as in all other things, to significant important changes. Inclinations, needs, and the relations of their subjects change, as do the passions of the…
Kabbalist Elijah Menaḥem ben Abba Mari Ḥalfan constructed this diagram, now stained and torn, with the assistance of his tutor Abraham Sarfati. It depicts the sefirotic system and includes Ḥalfan’s…
I have realized, and my attention has been drawn to the fact that many people say that the salvation of women is not on the same level as that of men, for their [women’s] knowledge is limited. They…
This diagram of the cosmos is from a treatise on astronomy, Sefer mareh ha-ofanim (The Appearance of the Heavenly Beings), by Solomon ben Abraham Avigdor. The treatise was mostly a translation of…
[ . . . ] Since, therefore, Thou hast favored me with kindness and hast crowned me with honor and glory and Thou hast made me worthy of knowing a bit of the science of medicine, therefore I wish to…
What is the pipe (kaneh) of the heart? Rabbah b. R. Isaac, in the name of Rav [said]: The fat on the walls of the lung. Amemar, in the name of R. Nahman [said]: There are three pipes: one leads to the…