Features
Improved Switch Signal and Alarm
Science Familiarly Illustrated
Business and Manufacturing Items
Paris Exposition--The Chaotic Stage
Editorial Summary
Steam Boilers--Their Form, Construction, and Material
Gleanings from the Polytechnic Association
The Tricks of the Alchemists
Breakage of Car Wheels--The Causes and Remedies
Lipp's Ice Cream Freezer
The Golden Hegira
Answers to Correspondents
Recent American and Foreign Patents
What is the Theory of the Water Polish?
Our Street Pavements
The Dangers of Our Artificial Lights
Caution
Phonography and Photo-Phonography
Are Our Coal Fields Inexhaustible?
Extension Notices
American Exhibitors at the Paris Exposition
Patent Claims
Fay's Roofing, Flooring and Weather-Boarding Paper
How to Obtain Patents
Custer's Improved Toe Calk for Horses' Shoes
Departments
- Departments
Correspondence
Business and Personal
