Forcing the Dardanelles
Further Evidence of the Supreme Importance of the Command of the Sea
[This event was a prelude to the assault on Gallipoli in April 1915]
Two Startling Discoveries in Oil Refining
Dr. Rittman's "Cracking" Process in Which Vapors Are Subjected to High Pressure and Dr. Snelling's Discovery of a Way to Reconvert Paraffin, Vaseline or Any Other Petroleum Derivative into a Synthetic Crude Oil Similar to That from Which it Was Originally Obtained...
The Rittman Process of "Cracking"
The Marble Columns of the Lincoln Memorial
Saturn, the Most Interesting Planet of the Solar System
Its Rainbow Rings and Many Moons
Hints on the Construction of Simple Models
Some Interesting Automobile Novelties
Methods by Which the European War Has Been Filmed, The Current Supplement and more
Recently Patented Inventions - March 20, 1915
Notes and Queries - March 20, 1915