You have relied to me on line, and since my email does not look like my name I know you did not realize. Carl married to Henretta Kirkland. Children were -

Johann Frederick Christian Isenberg
1846 – 1935

Charles Carl Isenberg
1851 – 1899

Fredericka C Sophia Isenberg
1857 – 1857

Johann Heinrich Frederick Henry Esenberg
1859 – 1906

Herman Wilhelm Augustav Eisenberg
1862 – 1875

Maria C Shophia Isenberg
1863 – 1870

Some of the family took a different spelling of the name in the first generation. Others later on. They arrived on Dec., 4, 1856 on the ship Johann Smidt into New Orleans La.