In 1851 Mary A. Arthur, aged 31, born in Camborne Cornwall, milliner, and husband Henry Arthur, aged 31, born in Camborne, miner, were in Carwinnen, Camborne.
In 1861 Mary A. Arthur, aged 41, born in Camborne, married, was in Carwinnen, Camborne. With her were children (born in Cornwall) Mary A. T. (6), Henry (4), Joseph (2), and John S. (9m).
In 1871 Mary A. Arthur, aged 51, born in Camborne, and husband Henry Arthur, aged 50, born in Camborne, mine agent, were at Railway Bridge, Bereppa, Camborne. With them were children (born in Camborne) Mary A. T. (16), draper's apprentice, Henry (14), tin miner, Joseph (12), scholar, John S. (10), scholar, and Jane (8).
In 1881 Mary A. Arthur, aged 61, born in Camborne, widow, was at Railway Bridge, Penponds, Camborne. Present were son John S. (20), plumber, boarder Mary A. Sims (81) of Camborne, widow [Mary's mother].
In 1891 Mary A. Arthur, aged 71, born in Camborne, widow, was with her son John Sims Arthur and his family in Penponds, Camborne.
In 1901 Mary A. Arthur, aged 81, born in Camborne, widow, living on own means, was with her son John S. Arthur and his family in Pendarves Road, Camborne.
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Mary Ann Arthur of Pendarves Road, Camborne, died aged 83 years (burial record).
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ARTHUR—At Camborne, Feb. 5, Mrs. Mary Ann Arthur, relict of Henry Arthur, aged 82.
Royal Cornwall Gazette, Thursday, 19 Feb 1903, p. 5