Table of contents


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Departments

Correspondence

Correspondence p21

doi:10.1038/scientificamerican07091892-21


Recently Patented Inventions

Recently Patented Inventions p26

doi:10.1038/scientificamerican07091892-26


Books

New Books and Publications p26

doi:10.1038/scientificamerican07091892-26a


Business and Personal

Business and Personal p27

doi:10.1038/scientificamerican07091892-27


Notes and Queries

Notes and Queries p27

doi:10.1038/scientificamerican07091892-27a


Index

Index of Inventions pp27 - 28

doi:10.1038/scientificamerican07091892-27c


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Articles

The New Croton Dam pp15 - 16

doi:10.1038/scientificamerican07091892-15


The Nicaragua Canal p16

doi:10.1038/scientificamerican07091892-16


Of Interest to Electricians pp16 - 17

doi:10.1038/scientificamerican07091892-16a


An Improved Balanced Slide Valve p18

doi:10.1038/scientificamerican07091892-18


A Scraper for Sawmill Carriages p18

doi:10.1038/scientificamerican07091892-18a


An Improved Safety Valve and Muffler p18

doi:10.1038/scientificamerican07091892-18b


Machine for Laying Drainage Pipes pp18 - 19

doi:10.1038/scientificamerican07091892-18c


Homogenetic Enumeration pp19 - 20

doi:10.1038/scientificamerican07091892-19


Sterilization of Water by Heat p22

doi:10.1038/scientificamerican07091892-22


Steam Tree-Felling and Cross-Cutting Machinery pp23 - 25

doi:10.1038/scientificamerican07091892-23


Remarkable Experiments with Liquefied Air and Liquefied Oxygen and Other Liquefied Gases p25

doi:10.1038/scientificamerican07091892-25


To Inventors p27

doi:10.1038/scientificamerican07091892-27b


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