Birkat Yaakov. "Pleasant magnificent elucidation" on the Shulchan Aruch Choshen Mishpat and Nosei Keilav by Rabbi Baruch son of Yaakov, Av Beit Din Tuchin.
Specifications: [4], 111 leaves. 32 cm. First edition.
Unique features: The title page bears the signature of the Imrei Emet, Rabbi Avraham Mordechai Alter of Gur, the third Admor of the Gur dynasty, son of the Sefat Emet.
Background: Rabbi Avraham Mordechai Alter of Gur was a prominent Admor in his time and a leader of Chareidi Jewry. He was a genius in Torah, and had a great love for Torah works. He was extremely well-versed in Torah literature and invested much effort in acquiring such works to the point that his personal library was one of the largest and rarest in the Jewish world, but it was almost completely lost during the Holocaust, and only solitary works survived. Refer to Rosh Gulat Ariel, section 1, chapter 13, regarding his library, love of books and bibliographic knowledge.
Bound with Arba Shitot of the Maharish, by Rabbi Yehoshua Shapiro Av Beit Din of Schwerin. Frankfurt on the Oder, 1771. 
Condition: Moderate-fine. Usage marks, primarily in the margins of the first leaves. Aging stains. Light blemishes to the last leaf.