Table of contents


Top

Departments

Correspondence

Correspondence pp116 - 117

doi:10.1038/scientificamerican02211874-116


Books

New Books and Publications p120

doi:10.1038/scientificamerican02211874-120b


Business and Personal

Business and personal p122

doi:10.1038/scientificamerican02211874-122


Index

Index of Inventions pp123 - 124

doi:10.1038/scientificamerican02211874-123a


Top

Articles

The Battering Ram as a Tunnel Borer p111

doi:10.1038/scientificamerican02211874-111


The State of the Iron Trade p112

doi:10.1038/scientificamerican02211874-112


Ozone-A New and Correct Method of Supply p112

doi:10.1038/scientificamerican02211874-112a


Education and Book Knowledge p112

doi:10.1038/scientificamerican02211874-112b


The Iron Ores of Missouri pp112 - 113

doi:10.1038/scientificamerican02211874-112c


Modern Progress of Chemical Industries in Europe p113

doi:10.1038/scientificamerican02211874-113


The English Telegraphs p114

doi:10.1038/scientificamerican02211874-114


The Heberlein Brake p114

doi:10.1038/scientificamerican02211874-114a


South African Wonders—Explosive Diamonds and Turtles with Teeth p114

doi:10.1038/scientificamerican02211874-114b


The Siamese Twins p115

doi:10.1038/scientificamerican02211874-115


Professor R. A. Proctor pp115 - 116

doi:10.1038/scientificamerican02211874-115a


Scientific and Practical Information p117

doi:10.1038/scientificamerican02211874-117


The Ribbon Post p117

doi:10.1038/scientificamerican02211874-117a


Improved Cotton Worm Destroyer p118

doi:10.1038/scientificamerican02211874-118


Improved Bearing for Shafting p118

doi:10.1038/scientificamerican02211874-118a


Combined Lounge and Bath Tub p118

doi:10.1038/scientificamerican02211874-118b


The Artificial Manufacture of Butter pp119 - 120

doi:10.1038/scientificamerican02211874-119


Importance of Advertising p120

doi:10.1038/scientificamerican02211874-120


Decisions of the Courts p120

doi:10.1038/scientificamerican02211874-120a


Recent American and Foreign Patents pp120 - 121

doi:10.1038/scientificamerican02211874-120c


Answers Correspondents pp122 - 123

doi:10.1038/scientificamerican02211874-122a


Communications Received p123

doi:10.1038/scientificamerican02211874-123


Canadian Patents p124

doi:10.1038/scientificamerican02211874-124


Top

Extra navigation

ADVERTISEMENT