Revival of the Second-Class Mail Matter Question - p114

doi:10.1038/scientificamerican02241900-114

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The Problem of San Francisco Bay - p114

doi:10.1038/scientificamerican02241900-114a

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The Production of Gold - p114

doi:10.1038/scientificamerican02241900-114b

PDF (315 KB)

The Utilization of Wastes for Power - p114

doi:10.1038/scientificamerican02241900-114c

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A Great Russian Pipe Line - p114

doi:10.1038/scientificamerican02241900-114d

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An Assumed Inconstancy in the Level of Lake Nicaragua; A Question of Permanency of the Nicaragua Canal - p115

Angelo Heilprin, F.R.G S.; F.G.S.A.

doi:10.1038/scientificamerican02241900-115

PDF (206 KB)

Two Forms of a New Dish-Washing Machine - p116

doi:10.1038/scientificamerican02241900-116

PDF (264 KB)

A World's Record in Bridge Building - p116

doi:10.1038/scientificamerican02241900-116a

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A Mechanical Stoker for Furnaces - p116

doi:10.1038/scientificamerican02241900-116b

PDF (264 KB)

The Progress of Practical Aeronautics during 1899 - p117

doi:10.1038/scientificamerican02241900-117

PDF (240 KB)

Casting Pig Iron by Machinery - pp118 - 119

doi:10.1038/scientificamerican02241900-118

PDF (486 KB)

The Round-Lap Bale Method of Shipping Cotton - pp120 - 122

D. Allen Willey

doi:10.1038/scientificamerican02241900-120

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A Tool for Transplanting Buds - p122

doi:10.1038/scientificamerican02241900-122

PDF (274 KB)

An Improved Apparatus for Raising Liquids - p122

doi:10.1038/scientificamerican02241900-122a

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The Xiphopages, Rosalina and Maria - p123

doi:10.1038/scientificamerican02241900-123

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