Table of contents
April 12, 1890, Volume 62 No 15 pp226-238
About the coverBusiness and Personal
Notes and Queries
Index
Top of page
Top of pageArticles
A New Decision by the Supreme Court Relating to Foreign and American Patents - p226
doi:10.1038/scientificamerican04121890-226a
Stocking the Hudson With Salmon - pp226 - 227
doi:10.1038/scientificamerican04121890-226b
An Improved Drainage and Sewerage System - p228
doi:10.1038/scientificamerican04121890-228b
A Machine for Distributing Poison on Plants - p229
doi:10.1038/scientificamerican04121890-229b
An Improved Pencil Sharpener and Holder - p231
doi:10.1038/scientificamerican04121890-231
A Device for Attaching Cost or Price Tickets - p231
doi:10.1038/scientificamerican04121890-231c
The Cyclone of March 26,27,and 28 - pp232 - 235
doi:10.1038/scientificamerican04121890-232