Improved Machine for the Manufacture of Spoked Wheels, Polishing Granite, and more - pp151 - 152

doi:10.1038/scientificamerican03051870-151

PDF (765 KB)

Cobalt—Its Properties and Uses - p152

Charles A. Joy

doi:10.1038/scientificamerican03051870-152

PDF (287 KB)

Platinized Looking-Glasses - p152

C. Widemann

doi:10.1038/scientificamerican03051870-152a

PDF (287 KB)

A Plea for “Our Dumb Slaves” - pp153 - 154

doi:10.1038/scientificamerican03051870-153

PDF (781 KB)

The Pneumatic Tunnel Under Broadway, N. Y. - pp154 - 156

doi:10.1038/scientificamerican03051870-154

PDF (1,138 KB)

Hubbell & Capron's Improved Turbine Wheel - p156

doi:10.1038/scientificamerican03051870-156

PDF (319 KB)

Universal Balance for Millstones - p158

doi:10.1038/scientificamerican03051870-158

PDF (361 KB)

The New Explosive Dualin - p159

doi:10.1038/scientificamerican03051870-159

PDF (309 KB)

The Cultivation of Timber - p159

doi:10.1038/scientificamerican03051870-159a

PDF (309 KB)

The Law of “Vis Viva” - p159

doi:10.1038/scientificamerican03051870-159b

PDF (309 KB)

What Oysters Eat - p159

doi:10.1038/scientificamerican03051870-159c

PDF (309 KB)

A Plea for the Society for the Prevention of Cruelty to Animals - pp159 - 160

doi:10.1038/scientificamerican03051870-159d

PDF (445 KB)

Systematic Thinking - p160

doi:10.1038/scientificamerican03051870-160

PDF (173 KB)

Concerning Patent Office Matters - p160

doi:10.1038/scientificamerican03051870-160a

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The Lightest Machine - p160

doi:10.1038/scientificamerican03051870-160b

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Mr. Rutherfurd's Star Photographs - pp160 - 161

doi:10.1038/scientificamerican03051870-160c

PDF (465 KB)

Tyndall on Haze and Dust - p161

doi:10.1038/scientificamerican03051870-161

PDF (298 KB)

The Zircon Light - p162

doi:10.1038/scientificamerican03051870-162

PDF (345 KB)

Answers to Correspondents - p162

doi:10.1038/scientificamerican03051870-162a

PDF (345 KB)

Recent American and Foreign Patents - p163

doi:10.1038/scientificamerican03051870-163

PDF (349 KB)

Official List of Patents - pp163 - 164

doi:10.1038/scientificamerican03051870-163a

PDF (1,151 KB)

Applications for Extension of Patents - p164

doi:10.1038/scientificamerican03051870-164

PDF (857 KB)