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Any mail addressed to members of ships' crews on vessels transiting the Detroit River can be delivered to them via J. W. Westcott II by being addressed "Vessel

by dizhn 4y ago

Any mail addressed to members of ships' crews on vessels transiting the Detroit River can be delivered to them via J. W. Westcott II by being addressed "Vessel Name, Marine Post Office, Detroit, Michigan, 48222." (wikipedia)