| Birth | 22 Jan 1848 | Somers, Tolland County, Connecticut | | | |
| Residence | 16 Sep 1850 | with his family at his great uncle Elijah's home - Somers, Tolland County, Connecticut | | | |
| Residence | 22 Jul 1860 | with his family - Somers, Tolland County, Connecticut | | | |
| Education | Bef 1868 | at the Monson Academy and under a private tutor - Monson, Hampden County, Massachusetts | | | |
| Education | From 1868 to 1869 | at Yale University with Class of 1872 (illness obliged him to withdraw at end of his freshman year) - New Haven, New Haven County, Connecticut | | | |
| Occupation | Abt 1869 | superintendent of the Blake Brothers Hardware Manufacturing Company - Westville, New Haven County, Connecticut | | | |
| Education | 1870 | at the Yale School of Medicine for a year - New Haven, New Haven County, Connecticut | | | |
| Residence | 23 Jul 1870 | in the William J. Elder household, Ward 2, - New Haven, New Haven County, Connecticut | | | |
| Residence | 17 May 1872 | Somers, Tolland County, Connecticut | | | |
| Marriage | 2 Oct 1872 | Elizabeth Fay BLAKE | | | |
| Occupation | 1874 | photographer with Pomeroy & Wilson at 275 Main - Bridgeport, Fairfield County, Connecticut | | | |
| Residence | 1874 | at 123 Stratford Avenue - Bridgeport, Fairfield County, Connecticut | | | |
| Religion | Bef 2 Jan 1874 | member of the Church of the Redeemer - New Haven, New Haven County, Connecticut | | | |
| Religion | 2 Jan 1874 | admitted to the church from church in New Haven - Bridgeport, Fairfield County, Connecticut | | | |
| Religion | 18 Feb 1875 | dismissed from the church - Bridgeport, Fairfield County, Connecticut | | | |
| Religion | Aft 18 Feb 1875 | admitted to the North Congregational Church - New Haven, New Haven County, Connecticut | | | |
| Miscellaneous | 18 Nov 1876 | filed a patent application for an improvement in reversible latches - New Haven, New Haven County, Connecticut | | | |
| Miscellaneous | 9 Jan 1877 | received Letters Patent No. 186,161 from U.S. Patent office for an improvement in reversible latches - New Haven, New Haven County, Connecticut | | | |
| Occupation | 1 Jun 1880 | student - Boston, Suffolk County, Massachusetts | | | |
| Residence | 2 Jun 1880 | at 44 Chandler Street as a lodger in the James S. Dower residence - Boston, Suffolk County, Massachusetts | | | |
| Miscellaneous | Nov 1880 | took up his medical studies again - Germany | | | |
| Miscellaneous | Dec 1880 | matriculated at Leipzig - Germany | | | |
| Residence | From Mar 1882 to Sep 1884 | with a member of the American Board Mission - Prague | | | |
| Marriage | 28 Oct 1882 | Prague - Mary Eleanor SHEPARDSON | | | |
| Residence | 1884 | and studied medicine for a year - Leipzig, Germany | | | |
| Graduation | 5 Aug 1885 | Leipzig, Germany | | | |
| Residence | Aft 5 Aug 1885 | and practiced medicine - Boston, Suffolk County, Massachusetts | | | |
| Miscellaneous | 1888 | published a book on moral obliquity - Boston, Suffolk County, Massachusetts | | | |
| Residence | 1890 | at 557 Columbus Ave & was a physician at 241 Boylston - Boston, Suffolk County, Massachusetts | | | |
| Miscellaneous | | wrote a book on the Malthusian controversy | | | |
| Miscellaneous | 1891 | received an honorary M.A. degree from Yale University - New Haven, New Haven County, Connecticut | | | |
| Residence (family) | 1892 | at 158 Newberry Street - Boston, Suffolk County, Massachusetts - Mary Eleanor SHEPARDSON | | | |
| Occupation | 11 Jun 1900 | physician - Allerton, Plymouth County, Massachusetts | | | |
| Residence | 11 Jun 1900 | on Allerton Hill - Allerton, Plymouth County, Massachusetts | | | |
| Occupation | 1903 | physician - Boston, Suffolk County, Massachusetts | | | |
| Religion | 1903 | was a deacon in the Central Congregational church - Boston, Suffolk County, Massachusetts | | | |
| Residence | 1904 | at the Hotel Cluny & was a physician - Boston, Suffolk County, Massachusetts | | | |
| Occupation | 1 Oct 1907 | physician - Boston, Suffolk County, Massachusetts | | | |
| Residence | 1 Oct 1907 | at 543 Boylston St., - Boston, Suffolk County, Massachusetts | | | |
| Miscellaneous | 1 Oct 1907 | applied for a US Passport for himself and wife Mary Shepardson Pomeroy to travel abroad for 2 years - Boston, Suffolk County, Massachusetts | | | |
| Residence | 1909 | at 59 Grove St & registered a Stevens Arms auto with the state - Auburndale, Middlesex County, Massachusetts | | | |
| Residence | 1910 | at 59 Grove St & registered a Stevens automobile - Auburndale, Middlesex County, Massachusetts | | | |
| Occupation | 21 Apr 1910 | physician - Newton, Middlesex County, Massachusetts | | | |
| Residence | 21 Apr 1910 | at 59 Grove St. - Newton, Middlesex County, Massachusetts | | | |
| Marriage | 27 Nov 1912 | New Haven, New Haven County, Connecticut - Sarah Blake STONE | | | |
| Death | 20 Apr 1917 | Auburndale, Middlesex County, Massachusetts | | | |