Table of contents
November 12, 1864, Volume 11 No 20 (New Series) pp305-320
About the coverPatent Notes
Notes and Queries
Top of page
Top of pageArticles
Improved Drilling Machine, Carbonization of Illuminating Gas - p305
doi:10.1038/scientificamerican11121864-305
Donald Mckay's Defense of the Navy - pp306 - 307
doi:10.1038/scientificamerican11121864-306
Extension of Patents—for Whose Benefit they are Granted - p313
doi:10.1038/scientificamerican11121864-313
Location of Steam Gages and Indicators - p313
doi:10.1038/scientificamerican11121864-313b
The Rocks in Which Petroleum is Found - pp314 - 315
doi:10.1038/scientificamerican11121864-314d
