The SciencesMay 24, 1913
How to Sell Inventions
Stories by William Atherton Du Puy
The SciencesNovember 9, 1912
Introducing Great Inventions, The Arlington Wireless Telegraph Station and more
Some Historical Instances
The SciencesJuly 27, 1912
Hurrying Nature
A New Method by Which Trees that Fruited in Eight Years are made to Bear in two
The SciencesMarch 30, 1912
A Professional Inventor
The SciencesMarch 2, 1912
Making Oleomargarine Respectable
How the Fat of Cattle and Hogs is Converted into a Butter Substitute
TechnologyNovember 18, 1911
Big Fortunes in Little Inventions
Men Who Saw the Importance of the Apparently Unimportant
TechnologySeptember 16, 1911
Inventing for the Public
Government Inventors Who Have Given Their Patents Away
The SciencesJuly 29, 1911
The Guardian of Ninety Million Stomachs
Dr. Harvey W. Wiley ot the Bureau of Chemistry
The SciencesJune 17, 1911
The Inventor's Department - June 17, 1911
Simple Patent Law; Patent Office News; Inventions New and Interesting
The SciencesFebruary 13, 1909
Road Building by the United States in Cuba