Letter from Joseph Bloch of Mobile, Alabama to his family in Wachenheim an der Weinstrasse, Germany, April 18, 1849 Three-page letter written on April 18, 1849, by Joseph Bloch in Mobile, Alabama, to his family in Wachenheim an der Weinstrasse, Germany. The letter details the struggles of a music teacher and the experiences of Jews in Mobile, Alabama during the mid-19th century.