Friedrich Heinrich Schenck

Yes, date unknown-Yes, date unknown

Yes, date unknown-Yes, date unknown

Yes, date unknown-

1840-Yes, date unknown

1842-Yes, date unknown

Yes, date unknown-Yes, date unknown

1881-1936

Yes, date unknown-Yes, date unknown

1888-1920

1890-1963

1892-1945

1888-1946

1900-Yes, date unknown

1855-1938

1854-1931

1819-1875

-Yes, date unknown

Yes, date unknown-1863

1796-1832

1787-1850

Yes, date unknown-Yes, date unknown