According her Wikipedia article, Lt.-Col. Lord William Charles Augustus Cavendish-Bentinck was her second husband. She is an ancestress of the recently deceased Queen Mother and Queen Elizabeth. The Royal Collection and Wikepedia do not agree on Lady Anne’s lifespan or there were two Lady Charles Bentincks.
From liveinternet.ru/users/4945357/post298629422.
The waistline of Lady Anne’s dress is partially obscured by her folded arms. She wears considerable jewelry and robes.
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