'Unknown' means that events cannot be definitively placed.
27 Apr 1910; Census; Greenburg, Westchester, New York, USA
William Darch, M, W, 11, S, b New York, father b England, mother b Scotland Pauline A? Darch, F, W, 8?, S, b New York, father b England, mother b Scotland 3 Apr 1930; Census; Hastings-on-Hudson, Westchester, New York, USA
Richard Darch, Pupil, Male, White, 10, Single, born New York, father born USA, mother born New York
11 October 2009 Dick Glover, Cambridge, England.