The SciencesDecember 1, 1931
Poland Becomes a Maritime Nation
Stories by Jacques Boyer
The SciencesJanuary 1, 1922
Reading between the Lines
Methods of Invisible Writing Employed during the War, and their Detection
The SciencesOctober 15, 1921
Mixing Liquids by Machine
HealthFebruary 19, 1921
Keeping Check on Factory Air
The SciencesFebruary 5, 1921
Artificial Ammonia
The Claude Process, Now in Successful Operation in France
The SciencesJune 12, 1920
Artificial Fertilization of Flowers, Pulling Cables by Auto-Power and more
TechnologyJune 14, 1919
The Wireless Incendiary
TechnologyJanuary 25, 1919
Weighing the Temperature for Blind Folk, A Stretcher that Gives up its Load Painlessly
The SciencesAugust 10, 1918
When the Hun Comes to Paris
The Huge Sirens That Warn the Population to Take Shelter
[air raids on Paris]
[the cover color illustration is associated with this article]
TechnologyApril 20, 1918
Testing Eggs by Photography
Some of the Things Which the Eyes of the Camera Sees When it Looks Through the Hen's Creations
HealthFebruary 2, 1918
The High Heel in Motion Picture and X-ray
The Latest Scientific Wrinkles as Applied by French Doctors to Investigating This Sore Subject
The SciencesSeptember 22, 1917
The Absent Treatment in Efficiency Tests
Bringing the Nerves of the Battle Line into the Laboratory
By Jaques Boyer
"building up of a series of tests, partly mental and partly physical, by means of which a candidate for aviation or ambulance driving or some other special work is made to reveal his ability to do that work,"
HealthFebruary 24, 1917
When the Surgeon Sews
The Manufacture of Catgut for Hospital Use in France.
HealthSeptember 2, 1916
New Types of Artificial Arms for Victims of the War
Ingenious Devices which Enable the Maimed to Resume their Places in the Industries
The SciencesAugust 19, 1916
New Devices to Aid the Wounded
Hands and Limbs that Enable Expert Operations to be Performed
The SciencesJuly 15, 1916
New Apparatus for Internal Diagnosis, Military Use of Sabadilla in the Manufacture of Tear-Producing Gases
Mind & BrainJuly 1, 1916
Selecting Aviators
Psycho-Motive Examination of Candidates for the French Service
The SciencesJune 24, 1916
Newspapers that are Printed Within Gun Range of the Enemy [trench newspapers]
Trench journals from French soldier-journalists.
The SciencesApril 29, 1916
Automobile Dental Shop of the French Army, A Detachable Headlight Dimmer of Novel Design and more
The SciencesFebruary 19, 1916
The Use of X-Rays With Intervals of Red Illumination, Effect of Static Charge Upon Rubber and more
The SciencesFebruary 19, 1916
Kapok—A New Textile Fibre
Its Manufacture and Industrial Applications
The SciencesJanuary 22, 1916
Making of X-Ray Tubes in War Time
How the Unparalleled Demand for Tubes Was Met by French Manufacturers
TechnologyNovember 27, 1915
Manufacture of Steel Helmets for the French Soldiers
Why and How Two Million of These Head Protectors Were Made in Six Months
TechnologyAugust 7, 1915
Proving Grounds for French Artillery
A Laboratory Battlefield