Table of contents
Correspondence
Recently Patented Inventions
Business and Personal
Notes and Queries
Index
Patent Notes
Top of page
Top of pageArticles
Application of the Coherer to Detection of Storms - p242
doi:10.1038/scientificamerican04201901-242a
Improved Process of Duplicating Phonograph Records - p242
doi:10.1038/scientificamerican04201901-242b
Local Conditions Favorable to the Cotton Industry of the South - p243
doi:10.1038/scientificamerican04201901-243
Stern-Wheel Steamers on the Mississippi River - p244
doi:10.1038/scientificamerican04201901-244a
The Present State of X-Ray Work - p245
William C. Peckham
doi:10.1038/scientificamerican04201901-245
Electrical Gyroscopes - pp245 - 246
Howard B. Dailey
doi:10.1038/scientificamerican04201901-245a
Construction of the New East River Bridge - pp246 - 247
doi:10.1038/scientificamerican04201901-246
Modern British Ordnance - pp248 - 249
Waldon Fawcett
doi:10.1038/scientificamerican04201901-248
Making Large Plaster Casts - pp249 - 250
J. H. Collins
doi:10.1038/scientificamerican04201901-249
A Completely Inclosed Arc Lamp of Small Size - p250
doi:10.1038/scientificamerican04201901-250b
A Machine for Cleaning Blackboard Erasers - p250
doi:10.1038/scientificamerican04201901-250c
