Table of contents
Recently Patented Inventions
Business and Personal
Notes and Queries
Books
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Top of pageArticles
Improved Slide and Screw-cutting Lathe - pp19 - 20
doi:10.1038/scientificamerican07111891-19
The System of Military Dovecotes in Europe - pp22 - 23
doi:10.1038/scientificamerican07111891-22a
Pneumatic Signaling Upon the Central Railroad of New Jersey - pp23 - 24
doi:10.1038/scientificamerican07111891-23