In the 1840s he collaborated with Rowland G. Hazard to secure the release of free African-Americans who were being illegally detained in Louisiana under the assumption they were escaped slaves.
He worked with Jacob Barker, then a New Orleans lawyer, to obtain freedom for nearly 100 people being held as slaves.
Jacob | John Jacob Astor | Jacob M. Appel | Jacob Epstein | Travis Barker | Jacob Zuma | Jacob Obrecht | Ronnie Barker | Lex Barker | Elinor Barker | Bob Barker | Mount Barker | Howard Barker | Jacob Lawrence | Jacob Appel | John Jacob Astor IV | Irène Jacob | Jacob Jordaens | Sue Barker | Paul Jacob | Mount Barker, South Australia | Clive Barker | Meshullam ben Jacob | Ma Barker | Jacob Riis | Jacob Grimm | Jacob Christian Schäffer | Jacob Appelbaum | Alfred Barker | William George Barker |