Volume 48, Issue 1250supp
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Features
Engineering in the United States Navy—Its Personnel and Material
Suggestions as to Improved Appliances for Launching Ships' Boats
Cuban Tobacco Industry
Photography in the Theater and the Studio with the Magnesium Light
Trade Notes and Receipts
Miscellaneous Notes
Selected Formulæ
Trade Suggestions from United States Consuls
Recent Excavations in Ancient Babylon
Variation and some Phenomena Connected with Reproduction and Sex
The Development of Iron Manufacture in the United States in the past Seventy-Five Years
A Unique Impulse Wheel Generating Plant
The Transmission of Electrical Energy
Geography
Marine Deposits on the Ocean Floor