Birat Migdal Oz - Birkot Shamayim, laws, ethics, polemics, homilies and kabbalah on various topics, by R. Yaakov Emden. Altona: [printed in the home of the author, R. Yaakov Rabbi of Emden - the Yaavetz], 1748. First edition.
R. Yaakov Emden mentions this book in his book Megillat Sefer: "I published with the help of G-d… the book Migdal Oz and Birkot Shamayim with Beit Middot".
This book is the third volume of the siddur Paltin Beit El published by R. Yaakov Emden.
This volume, which contains 32 "Aliyot" (chapters) - corresponding to the 32 paths of wisdom, ends with the conclusion to "Aliya 32 - Aliya of Fear", followed by a conclusion and indexes to all 32 "Aliyot". The book originally ended here, though the author later composed some additional chapters ("Aliya of Honor" and others), which were added to some copies only (see below).
314 leaves. 17 cm. Good condition. Stains. Tears to title page and final leaf, affecting text. Marginal tears to several leaves, not affecting text. Stamps. New binding.
See: Stefansky Classics, no. 415.
The printing of this book was interrupted and never completed. This book has several variants: Some copies end with leaf 395, in the middle of a topic (with the catchword "Aroch" on the last page), and some copies, such as this one, end with leaf 314, with the conclusion to the first 32 chapters of the book.