The Klingenberg Dam in Saxony, De Quervain's Expedition Across Greenland and more
The Transmission of Photographs Over Telephone Wires
By the Paris Correspondent of the Scientific American
Devouring a Hundred Tons of Mud per Minute
The United States Suction Dredge “New Orleans”
The Panama Hat Palm, The Digestion of a New-born Infant and more
Sculpturing with the Camera
The New Cardin and Some Old Processes
Sir William White, K.C.B.
The Father of the Modern Battleship
What Inventors are Doing
Simple Patent Law; Patent Office News; Inventions New and Interesting
Is it Right to Maintain Prices on Patented Articles?
Vice-President of the Business Bourse
IV.—Shall My Boy Become a Mining Engineer?
Muscle as the Motive Power in Flight, The Earth-eaters, and more
Correspondence - June 1, 1912
The Heavens in June
Recently Patented Inventions - June 1, 1912
New Books, Etc. - June 1, 1912
Notes and Queries