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Mary Duncan

Age: 17

Sex: female

Date: 19 Mar 1976

Place: Third Avenue, Bonhill, West Dunbartonshire

Mary Duncan vanished from her home in Bonhill on 19 March 1976.

When she left her home she said that she was going to meet a friend.

In August 2020 the police said that they were conducting searches at the Vale of Leven Hospital for her. In September 2020 the police said that they were extending their search to a residential site in Helensburgh.


*map pointers are rough estimates based on known location details as per Place field above.

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