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The Amazing Exploits of the Clutching Hand (1936) Novel |
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Unmasked (1929) Writer |
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The Mysterious Airman (1928) Story |
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The Return of the Riddle Rider (1927) Writer |
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The Radio Detective (1926) Story |
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The Mystery Mind (1920) Writer |
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Terror Island (1920) Story |
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The Tiger's Trail (1919) Original Story |
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The Carter Case (1919) Story |
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The Master Mystery (1918) Author |
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The House of Hate (1918) Story |
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The Hidden Hand (1917) Story |
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The Romance of Elaine (1915) Novel |
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The New Exploits of Elaine (1915) Novel |
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The Exploits of Elaine (1914) Novel |