Volume 54, Issue 18
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Features
The American Museum of Natural History
National Academy of Sciences--Annual Meeting at Washington
Inventions Wanted in India
Night Sky--April and May - 1886
Twick's Combined Land Roller and Clod Crusher
A Simple Fire Escape
A Crate for Shipping Fruits, Vegetables, Etc.
A Spring for Lumber Wagons
An Adjustable Automatic Oil Cup
Construction of Torpedo Boats
Improved Steam Boiler
A Double-Link, Automatic Car Coupling
A Home-Made Printing Press
Simple Match Trick
A Detachable Billiard Cue Tip
A Small Condensing Engine and Boiler
Othniel Charles Marsh
By A Yale Classmate