Table of contents
Recently Patented Inventions
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Directed Wireless Telegraph Messages - pp430 - 431
doi:10.1038/scientificamerican05261906-430b
A New and Cheap Process for Generating Hydrogen - p431
doi:10.1038/scientificamerican05261906-431a
Pennsylvania Railroad's Terminal Station, New York City - pp438 - 439
doi:10.1038/scientificamerican05261906-438
The New Vickers-Maxim 12-Inch Breech-Loading Wire-Wound Gun - p440
doi:10.1038/scientificamerican05261906-440