[1] In 1770, aged 18, he was admitted as a Pensioner on 17 May and as a Fellow-commoner on 21 October to St John's College, Cambridge.
[3] Cornewall was returned unopposed as a Tory Member of Parliament for Leominster at a by-election on 26 September 1776.
[3] When Francis Walker of Ferney Hall (a cousin of Frederick's mother) died without a direct heir, he left the bulk of his estate to Cornewall on condition that he add the name of Walker to his own.
[2] However he died before coming into possession of his new estates, so the inheritance passed to his younger brother, who became Folliott Herbert Walker Cornewall.
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