John Constant1789–1870الجدول الزمنيBirth11 Mar 1789, Margate, Kent, EnglandDeath17 Jul 1870, Ramsgate, Kent, England, United KingdomالعلاقاتالأبناءClara Constant (1843–?)Stephen Constant (1827–1906)المصادرwikitree Constant-573