Notes:

Unmarried son of Amos E and Margaret Catharine Withington Kapp

Horace was educated at East Hampton, Massachusetts, and also took a course at the Polytechnic college in Philadelphia. He managed the extensive family farm after the death of his parents. His sisters Clara and Helen lived with him for at least twenty years. During the course of this time his sisters Mary and Bertha also lived with with him for a time after they became widows.

His sisters Clara and Helen were the beneficiaries and executors of his estate.