1857 - 1932 (74 years)
| Frederick Hall Knapp 1888-1909 |
| Frederick Hall Knapp | |
| B: | 1 Jun 1888 |
| Duxbury, Plymouth County, Massachusetts | |
| D: | 17 Jun 1909 |
| Taunton, Bristol County, Massachusetts | |
| Lucia Bradford Knapp 1889-1952 |
| Lucia Bradford Knapp | |
| B: | 13 Oct 1889 |
| Duxbury, Plymouth County, Massachusetts | |
| D: | 1952 |
| Henry Wasson Royal 1867-1950 |
| Henry Wasson Royal | |
| B: | 25 Nov 1867 |
| Ellsworth, Hancock County, Maine | |
| M: | Aft 1937 |
| D: | 17 Nov 1950 |
| Plymouth, Plymouth County, Massachusetts | |
| Elizabeth Parkman Knapp 1894-1966 |
| Elizabeth Parkman Knapp | |
| B: | 14 Jun 1894 |
| Duxbury, Plymouth County, Massachusetts | |
| D: | 30 Mar 1966 |
| Frederick Gustav Werner 1932-Unknown |
| Frederick Gustav Werner | |
| B: | 28 Jun 1932 |
| Cincinnati, Hamilton County, Ohio | |
| D: | Unknown |
| Frances Hall Knapp 1895-Unknown |
| Frances Hall Knapp | |
| B: | 8 Dec 1895 |
| Duxbury, Plymouth County, Massachusetts | |
| D: | Unknown |
| Carl Gustav Werner 1888-1977 |
| Carl Gustav Werner | |
| B: | 30 Jan 1888 |
| Cincinnati, Hamilton County, Ohio | |
| M: | 29 Dec 1930 |
| Duxbury, Plymouth County, Massachusetts | |
| D: | Aug 1977 |
|
| Frederick Bradford Knapp 1857-1932 |
| Frederick Bradford Knapp | |
| B: | 13 Oct 1857 |
| Walpole, Cheshire County, New Hampshire | |
| D: | 30 Mar 1932 |
| Duxbury, Plymouth County, Massachusetts | |
 | Fanny Maria Hall 1854-1934 |
| Fanny Maria Hall | |
| B: | 20 Nov 1854 |
| Medford, Middlesex County, Massachusetts | |
| M: | 28 Aug 1884 |
| Plymouth, Plymouth County, Massachusetts | |
| D: | 15 Jan 1934 |
| Duxbury, Plymouth County, Massachusetts | |
