Charles Frederick Schaeffer died in 1879.
Charles Frederick Schaeffer was born in 1807.
Frederick David Schaeffer died in 1836.
Frederick Christian Schaeffer died in 1832.
Charles William Schaeffer died in 1896.
Charles Ashmead Schaeffer died in 1898.
Frederick David Schaeffer was born in 1760.
Frederick Christian Schaeffer was born in 1792.
Charles A. Schaeffer has written: 'Cumol and propylbenzol'
Charles William Schaeffer was born in 1813.
Charles Ashmead Schaeffer was born in 1843.
Frederick Charles Plumptre died in 1870.
Frederick Charles Husenbeth died in 1872.