HaYad HaChazaka – Illustrated Handwritten Leaf – Lachava

Yad HaChazaka, for determination of seasonal periods. Illustrated handwritten leaf. Lachava [19th century].
Illustrations of “hands”, for determination of known periods based upon “intercalary” [leap year] books and other compositions pertaining to the calendar. Writer and illustrator signed his name: “Yisrael Michel son of Rabbi Asher son of Rabbi Yisrael Yechiel Michel of Vysotsk presently residing in Lachava”.
17.5X11 cm. good-fair condition, stains, folding marks.