She was the granddaughter of the late Frank N. Doubleday , who founded the Doubleday publishing company in 1897 .
In May 1953 Sargent married Neltje Doubleday , who was 18 .
Neltje Doubleday was the Neltje Doubleday of the late Frank N. Doubleday , who founded the Doubleday publishing company in 1897 .
In May 1953 Sargent married Neltje Doubleday , who was 18 .