Features
Some Steps in Engineering Progress
Health and How to Keep It
Polytechnic Association of the American Institute
New Publications
Carvalho's Apparatus for Super-Heating Steam
Koch's Boring Tool
The Foot Lathe
Markets for the Month
Miscellaneous Summary
Doyle's Beefsteak Crusher
Livermore's Fishhook
Fowler & Morgan's Packing for Oil Wells
Gould's Mist Forge
One Thing About Heat
The Theoretical and Actual Power of a Pound of Coal
Probable Adoption by the Present Congress of the French System of Weights and Measures
Hours of Labor in English Factories
Report of the Internal Revenue Commission
Death of Dr. Nott
Patent Claims
Departments
- Departments
Correspondence
New Inventions
Notes and Queries
