Her "Brown Baby Plan" led to the adoption of 500 mixed race German orphans after World War II.
[1] Grammer publicized the issue in the United States, writing regular announcements and articles in the Afro-American, a Baltimore newspaper, from 1951 to 1954.
She encouraged African American families to adopt these German children, calling it the "Brown Baby Plan".
[5] Working with the Refugee Relief Act, International Social Service, and American international adoption agencies generated a lot of red tape, so she acted as a private agency, simplifying the process for German orphanages and prospective parents.
[5] Her work was viewed very favorably by the German press, who called her "Mommie Mabel, the mother of the colored occupation babies".