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Features

Improvement in Hulling and Cleansing Hominy

Nitro-Glycerin

Remedy for Cold Feet in City Car

Getting Your Money Back

Hisert's Adjustable Cultivator Tooth

Official Report of Patents and Claims

Pending Applications for Reissues

Commencement of a New Volume

Obituary

The Last Number of Volume XVII

A Change at the Patent Office

The Scientific American as a Medium of Business

Hunt's Improved Steam Packing Piston

Recent American and Foreign Patents

Manufacturing, Mining, and Railroad Items

Answers to Correspondents

Patent Office Decisions on Appeal

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December 28, 1867

Help Us Reforest the Mississippi River Valley