Or Olam – Fourth Light – HaDerech HaTov VehaYashar (the good and straight path), a long poem comprising good practices and laws, briefly summarizing the four parts of the Shulchan Aruch and the 613 commandments, by R. Meir Margolies, rabbi of the Lviv region and Ostroh, author of Meir Netivim. Polonne: Schneur son of Betzalel MiGeza Schorr, [1795]. First edition.
This work was written by the author in response to a request by his son R. Shaul Margolies that he briefly summarize the four parts of the Shulchan Aruch. R. Meir wrote a long, alphabetical acrostic poem, forming also his name Meir and the name of his son Shaul, containing all the laws and practices of the four parts of the Shulchan Aruch and the 613 commandments.
The author, R. Meir Margolies (ca. 1707?-1790), a prominent rabbi in his times, and a leading disciple of the Baal Shem Tov.
Stamps on the title page and other leaves.

40 leaves. 20.5 cm. Fair condition. Stains. Extensive worming, affecting text, repaired with paper (some leaves with significant worming). Large open tears to title page and other leaves (along inner margins), affecting text, repaired with paper. New binding.