'Unknown' means that events cannot be definitively placed.
7 Apr 1861; Census; Compton Gifford, Plympton St Mary, Devon, England
Thos (Thomas) Glover, Head, Married, 35, Drapers Clerk, b Plymouth Edith M Glover, Daur, 5, b Plymouth Mary Coles, Mother in Law, Widow, 68, b Plympton
11 October 2009 Dick Glover, Cambridge, England.