One of Gereau 's foster brothers , Leopold Adelbert Augustus Ffrench , moved to Mexico .
A grandson Leonardo I. Ffrench serving in the diplomatic corps eventually became the Director General of the Institute for Mexicans Abroad of the Secretaria de Relaciones Exteriores .
One of Gereau 's foster brothers , Leopold Adelbert Augustus Ffrench , moved to Mexico and a grandson Leonardo I. Ffrench serving in the diplomatic corps eventually became the Director General of the Institute for Mexicans Abroad of the Secretaria de Relaciones Exteriores .