Table of contents
Recently Patented Inventions
Books
Business and Personal
Notes and Queries
Index of Inventions
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The “Diamond” Shears and Scissors Sharpener - p20
doi:10.1038/scientificamerican01121895-20b
The American Gas Furnace Company's Gas Plant and Furnaces - pp24 - 25
doi:10.1038/scientificamerican01121895-24