'Unknown' means that events cannot be definitively placed.
23 Aug 1850; Census; New Orleans, Orleans, Louisiana, USA
Alphonse Darch, 33, Male, Teacher, b France Henry Darch, 25, Male, Clerk, b New York Jan 1920; Census; Police Jury Ward 5, Assumption, Louisiana, USA
Paul Darch, White, 43, b MO Apr 1930; Census; Police Jury Ward 2, Winn, Louisiana, USA
George Darch, Head, Male, White, 45, Married at age 23, born Louisiana, father born Louisiana, mother born Louisiana, Blacksmith in Logging company Anna Darch, wife, female, White, 40, married at 18, born Louisiana, father born Louisiana, mother born Louisiana, not employed Percy Darch, son, male, white, 21, born Louisiana, father born Louisiana, mother born Louisiana, Labourer for Blacksmith
11 October 2009 Dick Glover, Cambridge, England.