Volume 24, Issue 607supp
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Features
The Nine Hundred and Eighty-Four Foot Tower at Paris
English Saloon Railway Carriage
The Preservation of Railway Ties and Timber by the Use of Antiseptics
Apparatus for Testing Beer and Other Liquids
The Locograph
Formula for the Development of Paper Negatives
New Process of Metal Working of Messrs. N. De Benardos and S. Olszewski
Fifty Years' Progress in Telegraphy
The Melograph and Melotrope
New Driving Gear for Dynamos
Microscopical Researches into the Cause, Origin, and Propagation of Diphtheria
Daniel E. Salmon, D.V.M.
Chief of the Bureau of Animal Industry