Keith's Improvement in Nickel Plating
On the Colors of Metals
Read before the New York Lyceum of Natural History, by Professor C. A. Seeley.
Hydraulic Cements--Their Adaptability for Useful and Ornamental Purposes
A Paper, read before the Polytechnic Association of the American Institute, by Adolph Ott.
The Philosophical Institution and Library, Bristol, England
Latent Heat of Dissociation
Society of Arts of the Massachusetts Institute of Technology
Meeting Held in the Institute in Boston, December 14, 1871.
Bartholomew's Self-Adjusting Suspender
Steam Towage on Canals
Six Months of Engineering Progress
Proposed Atlantic and Great Western Canal
Granite and Asphalte Roadways
The First Locomotives in America
Mr. Justice Grove, F. R. S
Mr. Grove on Patent Law
Scientific Intelligence - January 6, 1872
Applications for Extension of Patents
To City Subscribers - January 6, 1872
Recent American and Foreign Patents
Under this heading we shall publish weekly notes of some of the more prominent home and foreign patents.
Official List of Patents
Issued by the U. S. Patent Office for the Week Ending December 26, 1871. Reported Officially for the Scientific American.
- From the Editor
Answers to Correspondents
Correspondence - January 6, 1872
New Books and Publications
Notes and Queries - January 6, 1872
Business and Personal - January 6, 1872