 Hannah de Rothschild 's father Baron Meyer <unk> de Rothschild married his cousin <unk> Cohen in 1850 . The marriage provided the <unk> for Meyer to create what he described as " an enduring monument , " a country house of monumental proportions . His daughter Hannah , aged just six months , laid the foundation stone on 31 December 1851 . Throughout her life , Mentmore Towers was to be a fixed and pivotal point . 
