Volume 26, Issue 658supp
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Features
Steam Navigation
The Hawkesbury Bridge, Australia
The Projected Railway from Winnipeg to Hudson's Bay
New Additions to the French Navy
The Reproduction of Negatives
The Propelling Machinery of Modern War Vessels
A New Method of Measuring the Time of Exposure Given by Photographic Shutters
Photographic Notes
Improving Defective Negatives
Apparatus for Dyeing, Cleaning, and Bleaching Textile Materials
Yellow Prussiate of Potash
Distillation of Peppermint
Microscopical Measurements
Effects of Food Preservatives on the Action of Diastase Pancreatic Extract and Pepsin
The Photometry of Color
Norfolk Island and its Resources
Geology
Introductory