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Mary Ann Wysocki

Case from Truro, MA dated Feb 28, 1969

Victim Details

Mary Ann Wysocki

Female

White / Caucasian

Truro

MA

1969-02-28

23

Mary

Ann Wysocki

07/18/2026

Case Description

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In the quiet winter of 1969, a 23-year-old white female college student named Mary Ann Wysocki embarked on what was meant to be a relaxing weekend getaway to Provincetown, Massachusetts, with her friend, Patricia Walsh, also 23. The two friends from Providence, Rhode Island, checked into a local guesthouse, where they crossed paths with a 24-year-old handyman named Antone "Tony" Costa, who was also staying there. After a night out, the two women were never seen alive again.

Their disappea ...
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Links to Additional Sources (6)

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  • Newspapers.com: 7 Mar 1969, 11 - The Boston Globe at Newspapers.com
  • Tony Costa - Wikipedia
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    Forum Posts (3)

    Has anyone else been struck by the brazenness of Tony Costa's attempts to cover up his crimes? It's ... ...Read More
    03/25/2024
    Something that's been bothersome to me about the Mary Ann Wysocki case is the role that Costa played... ...Read More
    06/09/2023
    I recently read about the tragic story of Mary Ann Wysocki and Patricia Walsh, and it got me thinkin... ...Read More
    02/16/2023
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    In the quiet winter of 1969, a 23-year-old White female teacher named Patricia Helene Walsh and her r ...Read More