1900 Census: Mrs. Emmett head age 40 no children on Park Avenue block 83 with three servants.

1920 census: Smithtown, on Harbor Road: Deveraux Emmett head, age 60, farmer. Ella B Emmett, wife, age 60.

Ella Batavia Smith was born June 1858 died 3 June 1943.

Deveroux Emmett born 1863 died 1934. To see a photo of Deveroux Emmett go to Long Island Golf News, The Golden Era

The 1950 tax maps includes two listings for D Emmett on the south side of Stony Brook Harbor in Head of the Harbor and on either side of Stoney Brook Road.

The estate in now on the National Register of Historical Places - 79 Harbor Rd, Head of the Harbor (113 acres, 9 buildings, 3 structures). Private dwelling.