Table of contents
Recently Patented Inventions
Business and Personal
Notes and Queries
Index
Patent Notes
Top of page
Top of pageArticles
Obstacles to the Proposed Erie Canal Improvement - p210
doi:10.1038/scientificamerican04071900-210
Automobilism in the German Postal Service - p210
doi:10.1038/scientificamerican04071900-210a
The Work of the Division of Entomology - p210
doi:10.1038/scientificamerican04071900-210b
Changes in the Assistant Commissionership - pp210 - 211
doi:10.1038/scientificamerican04071900-210c
The Patent Office Exhibit at the Paris Exposition - p211
doi:10.1038/scientificamerican04071900-211a
A Perfected Burner for Incandescent Mantles - p212
doi:10.1038/scientificamerican04071900-212
The Asbestos Mines at Thetford, Canada - pp213 - 214
L. P. Gratacap
doi:10.1038/scientificamerican04071900-213a
The Expiration of the Edison American Three-Wire Patent - p214
doi:10.1038/scientificamerican04071900-214
The Cullen Ball-Bearing Rifled Gun - pp218 - 219
doi:10.1038/scientificamerican04071900-218
