List of the Scientific Writings of Charles Rollin Keyes, A. M., Ph. D.Johns Hopkins University · First published 2018Open the Tome
Some descendants of Charles Evans Keyes (1852-1910) son of George Everett Keyes (1823-1904)John Junior Bayles · First published 1991Open the Tome
List of the scientific writings of Charles Rollin KeyesCharles Rollin Keyes · First published 1909Open the Tome
