Report of the Commissioner of Patents for 1894 - p130

doi:10.1038/scientificamerican03021895-130

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The Career of a Chemist - p130

doi:10.1038/scientificamerican03021895-130a

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The Heavens in March - pp130 - 131

doi:10.1038/scientificamerican03021895-130b

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A Factory Chimney Struck by Lightning - p132

doi:10.1038/scientificamerican03021895-132

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Philbrook's Dental Tool - p133

doi:10.1038/scientificamerican03021895-133

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A Gage Indicating Pressure and Temperature - p133

doi:10.1038/scientificamerican03021895-133a

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Electrically Controlled Valve Gear for Pumping Stations - pp133 - 134

doi:10.1038/scientificamerican03021895-133b

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A Parasite Very Numerous in Hogs - p134

John Michels

doi:10.1038/scientificamerican03021895-134

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The Teachers College of New York City - p135

doi:10.1038/scientificamerican03021895-135

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Philadelphia ice Boats - pp136 - 137

doi:10.1038/scientificamerican03021895-136

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Cloud Photography - pp137 - 139

doi:10.1038/scientificamerican03021895-137

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Fennecs in the Berlin Zoological Garden - pp139 - 140

doi:10.1038/scientificamerican03021895-139

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To Inventors - p141

doi:10.1038/scientificamerican03021895-141b

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