According to the work of Samuel Briggs, circa 1876, Philip Honeywell Briggs, born 8/1787, died 1840 married Phoebe Ryer. She was born 1788 in Fordham Village, Westhester County New York and died after 1860 in Philadelphia. In the 1850 census, Phoebe, age 62, was living in Raratan New Jersey and is listed with son Lawrence D. Briggs age 37, daughter Euphmia age 32, Lavinia Ryer Briggs age 29, and two young children Nathaniel V Briggs age 4 and Joanna V. Briggs age 4, all born New York.
The same work indicates that the parents of of Philip Honeywell Briggs were Edward Briggs born Jan 28, 1740/41 and his second wife Euphemia Honeywell. Edward's first wife was Mary Lynch.
Samuel Briggs offers the last will and testiment of Edward Briggs as his source.