Charlotte Otis Craig was a member of East Whittier Friends Church. He knew Richard Nixon's grandparents. According to Craig, the Marshburn family was always a welcoming household. He also believed C.W. Milhous played a prominent role for the church.
Arena, C. (1971). Charlotte Otis Craig (December 7, 1971). Retrieved from https://poetcommons.whittier.edu/nixon/72