. . "Felix Riesenberg (1947). Portrait painting by his brother Sidney Riesenberg."@en . . ""@en . . . . . . . . . . . "Felix Riesenberg"@en . . . . . . . . . . . . . . . . . . . . "1939"^^ . . . . . . . . . . . . . . . . . . . . . . . . "Felix Riesenberg"@en . . . . . . . . . . . . . . . . . . . . . . . . . "United States Merchant Marine"@en . . "1939-11-19"^^ . . . . . . "explorer"@en . . . . . . . "Felix Riesenberg"@en . . . . . . . . "26313033"^^ . . "administrator"@en . . . . . "Felix Riesenberg (9 April 1879 \u2013 19 November 1939) was an American maritime officer and writer of maritime professional, historical, and fictional literature in the early 20th century."@en . . "1879-04-09"^^ . . . . . . . . . . . . . . "9891"^^ . . . . . . . . . . . . . "1879"^^ . . . "Felix Riesenberg (9 April 1879 \u2013 19 November 1939) was an American maritime officer and writer of maritime professional, historical, and fictional literature in the early 20th century."@en . "right"@en . . "1030081313"^^ . . . . . "writing"@en . . . . "1939-11-19"^^ . "1879-04-09"^^ . . . . . . "author"@en .