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In the back of a manuscript collection of astronomical texts, which includes one of Abraham Ibn Ezra’s works on the use of the astrolabe (a tool for astronomical calculations), is a set of crude but…
This elaborate Italian kabbalistic manuscript depicts the inner processes of the divine (the sefirot) in the shape of a tree (in Hebrew, ilan), or tree of life. Visualization plays an important part…
This foldout calendar is a beautifully illuminated feature that appears in a sefer ‘evronot. Works of this genre were Jewish calendar handbooks for calculating the dates of religious holidays and…
Sifre ‘evronot—manuals for calculating the Jewish calendar, including leap years and holidays—were a popular genre of Ashkenazic illustrated manuscripts in the seventeenth and eighteenth centuries…
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…
This is a technical diagram from Joseph Delmedigo’s Sefer Elim (Book of Elim), a scientific and philosophical work published by Menasseh Ben Israel.
