I found an extensive article about Charles Hamilton. It said that Justin's daughter Nellie "Leslie" Root married Loren Bowne. The article was from 1925.
I will be glad to email the article to you if you write to me at widdis77777(at)hotmail.com
Here is Loren, Leslie, and their daugher Beverley in 1940https://familysearch.org/pal:/MM9.1.1/K7JD-HQN
Leslie R. Bowne died in Los Angeles, Dec. 5, 1972
Loren Bowne died in Los Angeles July 11, 1968