by Freies Deutsches Hochstift (Frankfurt am Main, Germany)

1894

by Physikalischer Verein (Frankfurt am Main, Germany)

1927

by Freies Deutsches Hochstift (Frankfurt am Main, Germany)

1895

by Christian Jasper Klumker, Frankfurt am Main (Germany). Institut für Gemeinwohl

1902

by Frankfurt am Main (Germany). Handelskammer

1909

by Frankfurt am Main (Germany). Statistisches Amt

1907

by Frankfurt am Main (Germany). Statistisches amt

1912

by Frankfurt am Main (Germany). Statistisches Amt

1915

by Frankfurt am Main (Germany). Statistisches Amt

1929

by Frankfurt am Main (Germany). Statistisches Amt

1863

by Frankfurt am Main (Germany). Statistisches Amt

1908

by Frankfurt am Main (Germany).

1906