Hopkins A.A., Bond A.R. Scientific American Reference Book

Munn&Company. 1905. 590 p.
The Progress of Discovery.
Spipping and Yachts.
The Navies of the World.
Armies of the World.
Raolroads of the World.
Population of the United States.
Education, Libraries, Printing, and Publishing.
Telegrphs, Telephones, Submarine Cables, Wireless Telegraphy, and Signaling.
Patents.
Manufactures.
Departments of the federal Government.
The Post Office.
International Institutions and Bureaus.
Mines and Mining.
Geometrical Constructions.
Machine Elements.
Mechanical Movements.
Chemistry.
Astronomy.
Weights and Measures.