Table of contents
Top of page
Departments
Books
New Departure in Letter Filing Cabinets - p388
doi:10.1038/scientificamerican06201896-388
Recently Patented Inventions
Books
Business and Personal
Notes and Queries
Index
Patent Notes
Top of page
Top of pageArticles
Patience and Perseverance in Invention - pp386 - 387
doi:10.1038/scientificamerican06201896-386
The Production of Metallic Bars of any Section by Extrusion at High Temperatures - pp389 - 390
doi:10.1038/scientificamerican06201896-389