| Birth | 14 Jan 1874 | Auburn, Cayuga County, New York | | | |
| Residence | 3 Jun 1875 | with his parents - Auburn, Cayuga County, New York | | | |
| Residence | 4 Jun 1880 | with his parents - Auburn, Cayuga County, New York | | | |
| Education | 1892 | Lawrenceville School, Lawrenceville, Mercer County, New Jersey | | | |
| Miscellaneous | 31 Dec 1892 | had his name legally changed from Theodore Pomeroy to Theodore Medad Pomeroy Jr - Auburn, Cayuga County, New York | | | |
| Residence | 1898 | at 168 Genesee & was a discount clerk at Wm H Seward & Co Banking House - Auburn, Cayuga County, New York | | | |
| Occupation | 5 Jun 1899 | merchant - Auburn, Cayuga County, New York | | | |
| Residence | 5 Jun 1899 | Auburn, Cayuga County, New York | | | |
| Miscellaneous | 5 Jun 1899 | applied for passport - Auburn, Cayuga County, New York | | | |
| Miscellaneous | 5 Jun 1899 | applied for passport - Auburn, Cayuga County, New York | | | |
| Marriage | 17 Jan 1900 | Mabel WADSWORTH | | | |
| Residence | 11 Jun 1900 | at 27 Court street and was a hardware dealer - Auburn, Cayuga County, New York | | | |
| Occupation | 1900 | was a co-owner of Everts Brothers & Pomeroy Hardware Store at 137 Genesee St. - Auburn, Cayuga County, New York | | | |
| Occupation | 18 Apr 1904 | a co-owner of Pomeroy & Coe Hardware with Alfred E. Coe - Auburn, Cayuga County, New York | | | |
| Miscellaneous | 25 Mar 1905 | and his wife and father went for a drive around the city before his father passed away that evening - Auburn, Cayuga County, New York | | | |
| Residence | 1 Jun 1905 | at 27 Court Street and was a merchant - Auburn, Cayuga County, New York | | | |
| Miscellaneous | 1906 | incorporated T.M. Pomeroy & Company, a large wholesale and retail hardware business - Auburn, Cayuga County, New York | | | |
| Residence | 29 Jan 1909 | Auburn, Cayuga County, New York | | | |
| Miscellaneous | 29 Jan 1909 | applied for a passport - Auburn, Cayuga County, New York | | | |
| Miscellaneous | 29 Jan 1909 | applied for a passport - Auburn, Cayuga County, New York | | | |
| Residence | 27 Jan 1910 | Buffalo, Erie County, New York | | | |
| Residence | 1910 | at 479 Delaware - Buffalo, Erie County, New York | | | |
| Residence | 1911 | at 479 Delaware Avenue and was a broker - Buffalo, Erie County, New York | | | |
| Occupation | 1912 | secretary [possibly] at 49 Wall Street - New York, New York County, New York | | | |
| Residence | 1913 | at 59 Irving Place and worked for Erickson Perkins & Company - Buffalo, Erie County, New York | | | |
| Occupation | 1913 | secretary at 49 Wall Street - New York, New York County, New York | | | |
| Residence | 1914 | at 59 Irving Place - Buffalo, Erie County, New York | | | |
| Occupation | 1914 | secretary at 49 Wall Street - New York, New York County, New York | | | |
| Residence | 1915 | at Hotel Lenox and was a broker - Buffalo, Erie County, New York | | | |
| Residence | 1917 | at 146 Bryant and worked for the firm Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Residence | 1918 | at 146 Bryan and was manager at Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Residence | 11 Sep 1918 | with his wife at 146 Bryant St. - Buffalo, Erie County, New York | | | |
| Occupation | 12 Sep 1918 | investment broker for Erickner Perkins & Co. - Buffalo, Erie County, New York | | | |
| Description | 13 Sep 1918 | tall, slender with light brown eyes and dark brown hair - Buffalo, Erie County, New York | | | |
| Residence | 1919 | at 146 Bryant and was manager of Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Occupation | 9 Jan 1920 | broker of investment securities and manager of Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Residence | 1920 | 146 Bryant - Buffalo, Erie County, New York | | | |
| Residence | 1921 | at 146 Bryant and was manager of Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Residence | 1922 | at 146 Bryant and was manager of Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Residence | 1923 | at 146 Bryant and was manager of Erickson Perkins & Co - Buffalo, Erie County, New York | | | |
| Occupation | 8 Apr 1930 | broker of stocks and bonds - Buffalo, Erie County, New York | | | |
| Residence | 22 Apr 1938 | Buffalo, Erie County, New York | | | |
| Death | 19 Jul 1940 | | | | |
| Burial | Aft 19 Jul 1940 | Fort Hill Cemetery, Ridgeland section - Auburn, Cayuga County, New York | | | |