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May 13, 1865, Volume 12 No 20 (New Series) pp303-318

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Departments

Notes and Queries

Notes and Queries p306

doi:10.1038/scientificamerican05131865-306a

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Correspondence

Correspondence pp308 - 310

doi:10.1038/scientificamerican05131865-308a

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Patent Notes

Patents p316

doi:10.1038/scientificamerican05131865-316

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Notes and Queries

Notes and Queries pp316 - 318

doi:10.1038/scientificamerican05131865-316a

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Articles

Improved System for Trestle Bridges p303

doi:10.1038/scientificamerican05131865-303

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Mushet on Cast Iron p304

doi:10.1038/scientificamerican05131865-304

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Polytechnic Association of the American Institute pp304 - 306

doi:10.1038/scientificamerican05131865-304a

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Smith's Lift and Force Pump p306

doi:10.1038/scientificamerican05131865-306

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Special Notice pp306 - 307

doi:10.1038/scientificamerican05131865-306b

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Gillette's Improved Auger p307

doi:10.1038/scientificamerican05131865-307

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Schaap's Fire Shovel and Sifter p307

doi:10.1038/scientificamerican05131865-307a

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Miscellaneous Summary p307

doi:10.1038/scientificamerican05131865-307b

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River Courses—Canals—Oil Veins p308

doi:10.1038/scientificamerican05131865-308

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Secret Plans for Extracting Gold p310

doi:10.1038/scientificamerican05131865-310

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Purification of Lubricating Oil p311

doi:10.1038/scientificamerican05131865-311

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Good Will p311

doi:10.1038/scientificamerican05131865-311a

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Starch and Sugar p311

doi:10.1038/scientificamerican05131865-311b

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Safes pp311 - 312

doi:10.1038/scientificamerican05131865-311c

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The Circumlocution Office p312

doi:10.1038/scientificamerican05131865-312

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Death of Dr. Mott p312

doi:10.1038/scientificamerican05131865-312a

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The Manufacture of Cheap Jewelry p312

doi:10.1038/scientificamerican05131865-312b

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Recent American Patents p313

doi:10.1038/scientificamerican05131865-313

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Patent Claims pp313 - 315

doi:10.1038/scientificamerican05131865-313a

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