| Birth | 23 Oct 1869 | Detroit, Wayne County, Michigan | | | |
| Residence | 1886 | with his father at 270 Lafayette Ave. - Detroit, Wayne County, Michigan | | | |
| Graduated | 1890 | University of Michigan - Michigan | | | |
| Occupation | 8 May 1894 | appointed Professor of Mathematics at NYU - New York, New York County, New York | | | |
| Miscellaneous | 1898 | was a member of the Reformed Protestant Dutch Church - New York, New York County, New York | | | |
| Residence | 1898 | at University Heights - New York, New York County, New York | | | |
| Miscellaneous | 12 Sep 1903 | arrived from Southampton on the Ship New York - New York, New York County, New York | | | |
| Miscellaneous | 29 Dec 1903 | was given leave for 6 months due to ill health from NYU - New York, New York County, New York | | | |
| Miscellaneous | 30 Aug 1904 | arrived with his wife Emily and mother-in-law Katherine from Bremen on the ship Kaiser Wilhelm II - New York, New York County, New York | | | |
| Miscellaneous | 25 Apr 1905 | resigned his position as Professor of Mathematics of NYU - New York, New York County, New York | | | |
| Occupation | 18 Apr 1910 | clerk - Jackson, Jackson County, Michigan | | | |
| Residence | 18 Apr 1910 | at 512 W. Morrell St., - Jackson, Jackson County, Michigan | | | |
| Residence | 29 Jun 1922 | at 683 Prentis Ave - Detroit, Wayne County, Michigan | | | |
| Residence | 20 Aug 1922 | at 683 Prentiss Ave - Detroit, Wayne County, Michigan | | | |
| Occupation | 10 Apr 1930 | public accountant - Detroit, Wayne County, Michigan | | | |
| Residence | 10 Apr 1930 | at 683 Prentis Ave., - Detroit, Wayne County, Michigan | | | |
| Death | 6 Jul 1941 | by suicide - Detroit, Wayne County, Michigan | | | |