• 2 Wisconsin Historical Society Library
• 1 WHS State Archives Preservation Facility

• 1 Microforms

• 3 Merchant marine
• 1 Radio operators

• 1 American Communications Association. Marine Department
• 1 Brotherhood of Marine Officers
• 1 National Marine Engineers' Beneficial Association (U.S.). District 2

• 3 English

• 3 United States
• 1 Canada

• 3 Periodicals

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