Flora E. Dutton

Miss Dutton was born in Vermont on April 27th, 1887 and passed away in August of 1984 at the age of 97 (source: familysearch.org)
According to her listing on FindaGrave.com, she is buried in the East Craftsbury Cemtery in East Craftsbury, VT

Miss Dutton was the owner of a farm in Swansea and the author of a 1957 cookbook

"In the late 1920s, Flora E. Dutton had built a small restaurant empire in Providence, but was best known for Miss Dutton's Green Room, a local landmark at 44 Washington St. Her farm in Swansea supplied fresh vegetables. The Simmons College graduate retired in 1956 and died in 1984 at 97."
     - (source: ProJo article - "Restaurants in RI: A 348-year timeline of our state's most beloved restaurants, bars, and food businesses")