1920
Jurisprudence , LawThe Intensities of X-Rays of the L Series II. The Critical Potentials of the Platinum Lines
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The Ionization of Strong Electrolytes
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The Permanent Gravitational Field in the Einstein Theory
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Physical education and sport , Martial ArtsThe secrets of jujitsu,: A complete course in self defense,
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Physical education and sport , Martial ArtsThe Secrets of Jujitsu. A Complete Course in Self Defense, Stahara
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- Physics , Electricity and Magnetism
The Torsional Magnetic Energy Absorption of an Iron Conductor
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