The Laws of Cyclones

Untimely Snows

The Color of Ozone

The Cultivation of the Sumac

The Cape Cod Canal

Incendiary Silks

American Industries.—No. 69

The Manufacture of Standard Scales.

The Magnetic Separator

A New Boiler Cleaner

Mechanical Inventions

New Protective Suit for Firemen

Fishing on the Amazon

Improved Milk Can

Combined Horse Power and Stable Floor

A Promising Vine

Fight Between a Thrasher, Swordfish, and a Whale

Natural History Notes

The Elephant Seal

Malignant Diseases of Plants

Miscellaneous Inventions

The American Institute Fair

The Cincinnati Industrial Exposition

Exportation of Vulcanite Emery Wheels

Communication Received