Table of contents
June 26, 1880, Volume 42 No 26 pp399-412
About the coverBusiness and Personal
Books
Notes and Queries
Index
Top of page
Top of pageArticles
The American Society of Civil Engineers - p400
doi:10.1038/scientificamerican06261880-400
The Proportion of Patents to Population - p400
doi:10.1038/scientificamerican06261880-400b
Hydraulic Elevator for Canal Boats - pp402 - 403
doi:10.1038/scientificamerican06261880-402a
New Thermo-Electric Battery - p407
M. A. Niaudet
doi:10.1038/scientificamerican06261880-407
Recent Decisions Relating to Patents - pp408 - 409
doi:10.1038/scientificamerican06261880-408