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Contains questions for possible witnesses against Harry Bridges, correspondence regarding the investigation of Bridges, instructions for securing evidence against Bridges. Witnesses include John Leach [sic], Pierre Margolis, Sam Goodwin, Norma Perry, Charles Cutright/Cuthbert, others.

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Includes statements by Arthur Scott (also known as Arthur Kent or Arthur Margolis), Herbert Mills, John E. Ferguson, John L. Leach [sic].

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Mustak provided evidence against Harry Bridges. Includes two affidavits, one disavowing the other, and correspondence relating to Mustak's conviction of armed robbery in Los Angeles.

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Cox filed an eloborate lawsuit against Harry Bridges and many others; the suit was probably prepared by Doyle and perhaps Knowles. Includes undercover informants report.

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Most of the correspondence deals with the investigation of Harry Bridges.

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Subject: activities of Harper Knowles in trying to secure the deportation of radicals, especially Bridges.

Scope and Contents From the Series: This series consists primarily of undercover agent reports and other documents, documenting the activities of labor organizations and organizations on the left, 1934-1940, including the Communist Party of San Francisco, and labor leader Harry Bridges. The materials were possibly gathered or created by Harper Knowles during his tenure as director of the Subversive Activities Committee of the American Legion in San Francisco, and Stanley M. Doyle, an associate of Harper...

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Concerns a conversation of Doyle with Richard Gladstein and Aubrey Grossman, regarding the Bridges case. Gladstein and Grossman try to buy information from Doyle.

Scope and Contents From the Series: This series consists primarily of undercover agent reports and other documents, documenting the activities of labor organizations and organizations on the left, 1934-1940, including the Communist Party of San Francisco, and labor leader Harry Bridges. The materials were possibly gathered or created by Harper Knowles during his tenure as director of the Subversive Activities Committee of the American Legion in San Francisco, and Stanley M. Doyle, an associate of Harper...

Scope and Contents From the Series: This series consists primarily of undercover agent reports and other documents, documenting the activities of labor organizations and organizations on the left, 1934-1940, including the Communist Party of San Francisco, and labor leader Harry Bridges. The materials were possibly gathered or created by Harper Knowles during his tenure as director of the Subversive Activities Committee of the American Legion in San Francisco, and Stanley M. Doyle, an associate of Harper...