the coat of the unicorn vol 6 by Nathan Merel

Coat of the Unicorn" by Nathan Merel is a book based on
ancient Jewish texts, specifically the traditions of Chazal
and their commentaries, focusing on subjects not usually
explored in depth. The book delves into topics that are not
often subjected to detailed scrutiny, according to the
book's description on Amazon UK. According to
HebrewBooks.org, the book also touches upon the "blood and
sweat" of a unicorn, referencing ancient Zoologist accounts
of a coagulated secretion used in perfumes.