Belknap was engaged in 1920 to Doris Hewitt, granddaughter of Abram S. Hewitt, a Mayor of New York, and great-granddaughter of Peter Cooper, a merchant and philanthropist.
Belknap was engaged in 1920 to Doris Hewitt granddaughter of Peter Cooper. This was granddaughter of Abram S. Hewitt, and great -. Belknap was engaged in 1920 to Doris Hewitt granddaughter of a merchant. This was granddaughter of Abram S. Hewitt, and great -. Belknap was engaged in 1920 to Doris Hewitt granddaughter of philanthropist. This was granddaughter of Abram S. Hewitt, and great -. Abram S. Hewitt was a Mayor of New York.