Features
The Nature and Food of Man
The Clothes-Moth and its Allies
Recent Advances in Electric Science
The History, Science, and Art of Whipping
The City Transit Question
Advantages of Compressed Asphalte for Road-Ways, and the Production of Solid Surfaces for Other Purposes
Patent Office Affairs
Manufacture of Grape Sugar
Captain Ericsson's New Method of Submarine Attack
New York Lyceum of Natural History
A New Process for Fixing Images by Exposure to Heat
Death of a Distinguished Professor
Photographic Exhibition and Dr. Vogel
A Clever Hoax--Who is Dr. Ivan Slavonski?
Scientific Intelligence- May 28, 1870
Editorial Summary- May 28, 1870
Recent American and Foreign Patents- May 28, 1870
Answers to Correspondents- May 28, 1870
Official List of Patents- May 28, 1870
Applications for Extension of Patents- May 28, 1870
Departments
- Letters
Correspondence- May 28, 1870
- Departments
Business and Personal- May 28, 1870
