"Dode" is Sarah Josephine Witherby. "Will Witherby" probably refers to William Witherby, Dode's brother. Mertie West was the second wife of the photographer, H. H. West. Debbie West is the granddaughter of H. H. West, and the daughter of Anna Louise Roth West (and Henry Hebard West).
Mertie West was the second wife of the photographer, H. H. West. Debbie West is the granddaughter of H. H. West, and the daughter of Anna Louise Roth West (and Henry Hebard West). "Will Witherby" probably refers to William Witherby. "Dode" (Sarah Josephine) Witherby is William's sister.