The SciencesAugust 20, 1921
Winning Foreign Film Markets
How the American Motion Picture Industry is Acquiring a Firm Footing in Other Lands
Stories by O. R. Geyer
The SciencesMay 14, 1921
Motorizing the Rural Church
The SciencesSeptember 25, 1920
The Oil-Field Geologist
How Science Has Made Gambling on Petroleum Prospects a Thing of the Past
The SciencesApril 27, 1918
The Agricultural Revolution in the South
The SciencesSeptember 8, 1917
Making Food from Fodder
The SciencesJune 9, 1917
Oil makes Millionaires
Fortunes Created by Eccentricities of Nature and War Prices
The SciencesFebruary 24, 1917
Fires in the Oil Fields
Fighting Conflagration that Cost the Country Millions
The SciencesAugust 26, 1916
Motion Pictures in the Schools, A Frequent Cause of Broken Rails, and more
How the Iowa Children are to Benefit from the Cinema
The SciencesJune 24, 1916
Making Roads and Men
Modern Methods That Are a Double Benefit to the Public
The SciencesMay 6, 1916
Blasting a Canal Through a River Bottom
Cutting Through the Rock Bed of the St. Claire Rapids
The SciencesFebruary 26, 1916
Coming Restoration of the Mississippi as an Important Artery of Commerce, Secretary Daniels and the Naval Emergency and more