Features
The British Life Saving Rocket Service
The Gas Companies of America
Improved Gas Fire
An Apparatus for Maintaining Constant Temperatures up to 600° F
Photography of Moving Objects, and the Study of Animal Movement by Chrono-Photography
The New Sextuplex Telegraph
The Colors of Metals and Alloys
Gray's Standard Galvanometer
Influence of Change
The Fading of Water Colors
Soap Bubbles
The Muir Glacier
Method of Breaking Glass Tube
Necklaces of Hazelnuts
Glaze for Albumen Prints
Departments
- Departments
Patents - February 5, 1887
