Letter from Isidor Bush to Isaac Leeser;January 06, 1851This letter from Isidor Bush to Isaac Leeser discusses a debt owed for books, a failed business transaction with Mr. De Young, and the absence of Leeser's publication, *The Occident*. Bush proposes two solutions for settling the debt, either using Mr. De Young's promissory note or providing books from his own publishing company. The letter is written in both German and English and includes details of the business dealings in both languages. The letter contains several annotations and corrections.