Table of contents
May 16, 1874, Volume 30 No 20 pp303-316
About the coverBooks
Business and Personal
Index
Patent Notes
Top of page
Top of pageArticles
The Sewing Machine Monopolists Again at Work - p304
doi:10.1038/scientificamerican05161874-304
Glacial Remains in Central America - pp304 - 305
doi:10.1038/scientificamerican05161874-304b
Strain Diagrams and their Revelations - p307
R. H. Thurston
doi:10.1038/scientificamerican05161874-307
Proceedings of the National Academy of Science - p308
doi:10.1038/scientificamerican05161874-308
The Niagara Direct and Double Acting Pump - p310
doi:10.1038/scientificamerican05161874-310
Improved Automatic Packing and Weighing Machine - p310
doi:10.1038/scientificamerican05161874-310a
The Bow and Stern Screw Propeller - pp311 - 312
doi:10.1038/scientificamerican05161874-311a
Recent American and Foreign Patents - pp312 - 313
doi:10.1038/scientificamerican05161874-312a
