A Great Bronze Casting - p143

doi:10.1038/scientificamerican09031887-143

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Isthmian Ship Transit - p144

doi:10.1038/scientificamerican09031887-144

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Duplication of Government Scientific Work - pp144 - 145

doi:10.1038/scientificamerican09031887-144a

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The Celestial World - p145

doi:10.1038/scientificamerican09031887-145

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A Convenient Device in Sharpening Saws - p146

doi:10.1038/scientificamerican09031887-146

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Improved Mortar Attachments - p146

doi:10.1038/scientificamerican09031887-146a

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An Improved Cultivator - p146

doi:10.1038/scientificamerican09031887-146b

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A Folding Center Board for Small Boats - p146

doi:10.1038/scientificamerican09031887-146c

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A Simple and Inexpensive Hat Hook - p146

doi:10.1038/scientificamerican09031887-146d

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An Improved Canopy-Supporting Frame - p147

doi:10.1038/scientificamerican09031887-147

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An Improved Finder for Photographic Cameras - p147

doi:10.1038/scientificamerican09031887-147a

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An Improved Adjustable Book Holder - p147

doi:10.1038/scientificamerican09031887-147b

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An Improved Axle Gauge - p147

doi:10.1038/scientificamerican09031887-147c

PDF (314 KB)

An Improved Mop Attachment - p147

doi:10.1038/scientificamerican09031887-147d

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The Floating Balance - p149

T. O'conor Sloase, Ph. D.

doi:10.1038/scientificamerican09031887-149

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The Fire Apparatus of Paris - p150

doi:10.1038/scientificamerican09031887-150

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An Alleged Ferpetual Motion - p151

doi:10.1038/scientificamerican09031887-151

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Spencer Fullerton Baird - pp151 - 152

Marous Benjamin

doi:10.1038/scientificamerican09031887-151a

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The Shake Lizard, Glass Snake, or Joint Snake - p152

C. Few Seiss

doi:10.1038/scientificamerican09031887-152

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Composition of Vibrations - p153

M. Hopkins

doi:10.1038/scientificamerican09031887-153

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Engineering Inventions - p154

doi:10.1038/scientificamerican09031887-154

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Agricultural Invention - p154

doi:10.1038/scientificamerican09031887-154a

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Miscellaneous Inventions - p154

doi:10.1038/scientificamerican09031887-154b

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To Inventors - p155

doi:10.1038/scientificamerican09031887-155a

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