Thanks to Stillwell Genealogy, Descendants of Lt. Nicholas Stillwellat haygenealogy for our Stillwell info.
From haygenealogy:
(Thomas died intestate: 1708 ABSTRACTS OF WILLS ON FILE IN THESURROGATE'S OFFICE, CITY OF NEW YORK. Page 484.--Edward, ViscountCornbury, Captain-General and Governor, etc. Whereas THOMAS STILLWELL,Sr., lately died intestate, Letters of administration are granted tohis wife Mary [perhaps mistranscribed as it should be Martha], April10, 1708.)