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Lady Bicycle Riders in Battersea Park, London

Manual and Sense Training, the Great Problem in Education

By Peter T. Austen

The Sympalmograph

By Charles E. Benham

Glasgow Hydraulic Power Supply

The New York Central and Hudson River Railroad—Standard types of Permanent Way

The Development of a Naval Militia

By Jacob W. Miller

The Preservation of Meat

Antiseptic Lamps

Peanut Oil

The Sharpening of Files by Sand Blast

Notes on some Saps and Secretions used in Pharmacy

By P. L. Simmonds

The Splash of a Drop and Allied Phenomena

By A. M. Worthington

The International Geographical Congress

Transferring Gases to Vacuum Tubes

By James Young and Charles R. Darling


Coloring Papers with Anthracene Dyes


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