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The Atlantic Ocean: Its Currents

Its Currents

By Richard Beynon

The Bulldog Dockleaf

Aerial Sounding

On the Forms of Comets' Tails

By A. C. Ranyard

Photographs of Swift's Comet

By E. E. Barnard

Keeping Grapes

Propagation of Cherries

A Sanitarian's Travels

The World's Columbian Exposition of 1893

By James Dredge

Improved Parallel Slide Valve

The New Connelley Gas Motor

History and Advantages of the Hardie Compressed Air Locomotive for City Railroads

The Jet-Propelled Steam Lifeboat Northumberland

The Recent Russian Plate Trials

Small Prisms for Limelight Polariscopes

The Analyzing Eye Piece

By William Lighton

Japanese Stencil Patterns

Storage Battery Cars

A Storage Battery Experiment on Ninth Avenue

The Electric Launch P'tit Bob

Linen Bleaching


Detection of Gold in Dilute Solutions

By T. K. Rose

Detection of Gases when Admixed with Air


Useful Engineering Books


  • The Manufacture of Liquors and Preserves

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January 21, 1893

Confronting Common Wisdom