Dates and the Date Palm

For Posterity--A Suggestion

Publishers' Notice

The Blue Glass Deception

The Lost Arts in New York

The Wetli Mountain Railroad and its Disastrous Trial Trip

Improved Trolling Hook

The Hemi-Plunger

Annual Report of the Patent Office

New York Academy of Sciences

Improved Harness Cockeye

Improved Lathe Chuck

Screw-Cutting Lathes

Proposed Cremation Temple

Papin's Steam Engine

New Mechanical and Engineering Inventions - February 24, 1877

New Miscellaneous Inventions - February 24, 1877

Recent American and Foreign Patents - February 24, 1877

New Agricultural Inventions

Communications Received