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Departments

Recently Patented Inventions

Recently Patented Inventions p128

doi:10.1038/scientificamerican02221902-128


Index

Index of Inventions p128

doi:10.1038/scientificamerican02221902-128b


Books

New Books, Etc. p130

doi:10.1038/scientificamerican02221902-130


Patent Notes

Patents p131

doi:10.1038/scientificamerican02221902-131


Notes and Queries

Notes and Queries p131

doi:10.1038/scientificamerican02221902-131a


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Articles

Revival of the Old Hudson River Tunnel Scheme p118

doi:10.1038/scientificamerican02221902-118


The Darien or San Blas Tunnel Canal Route p118

doi:10.1038/scientificamerican02221902-118a


Naval Development during the Next Decade pp118 - 119

doi:10.1038/scientificamerican02221902-118b


Steam Boiler Inspection p119

doi:10.1038/scientificamerican02221902-119


Our Forthcoming Automobile and Outing Number p119

doi:10.1038/scientificamerican02221902-119a


Science Notes p119

doi:10.1038/scientificamerican02221902-119b


A Variable Speed Gear for Pumps p120

doi:10.1038/scientificamerican02221902-120


Photographing by Electric Headlight p120

Waldon Fawcett

doi:10.1038/scientificamerican02221902-120a


A Simple Method of Etching Pictures p121

doi:10.1038/scientificamerican02221902-121


The Santos-Dumont Airship No. 7 p121

doi:10.1038/scientificamerican02221902-121a


The New Redheugh Bridge at Newcastle-On-Tyne p122

doi:10.1038/scientificamerican02221902-122


Improved Railjoint pp122 - 123

doi:10.1038/scientificamerican02221902-122a


Winter Railroading in Alaska pp124 - 125

Enos Brown

doi:10.1038/scientificamerican02221902-124


Some Aeronautical Experiments pp125 - 126

doi:10.1038/scientificamerican02221902-125


The Duke of Saxe-Coburg-Gotha's Collection of Nefs pp126 - 127

doi:10.1038/scientificamerican02221902-126


The Sands of Cape Cod p127

L. P. Gratacap

doi:10.1038/scientificamerican02221902-127


Business and Personal Wants p128

doi:10.1038/scientificamerican02221902-128a


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