Nattie would marry Harold Roller and the both had visited Sargent when John's father was ill  according to Charteris (Charteris p. 99). She is also referred to in Sargent's letter to Isabella Stewart Gardner in 1889, but there she is referred to as Miss Huxley, so she probably married Harold Roller later (see letter). Anyway, Charles Merrill...

Dennis Miller Bunker was a young American painter from Boston. He had first met Sargent in Boston the winter of '87-'88 through Mrs. Isabella Stewart Gardner, a patron of both Sargent and the young Bunker. In the Summer, Bunker plans to visited Sargent at Calcot and writes to Mrs Gardner:  June 25, 1888 I expect to be off in the country in a...