
The SciencesOctober 25, 1919
Problems in the Utilization of Fuels—II
Economic Use of the Poorer Grades of Coal and Oils

Problems in the Utilization of Fuels—II
Economic Use of the Poorer Grades of Coal and Oils

The Remuneration of Industry by Research
Almost Limitless Possibilities of Discovery in Every Field of Industrial Endeavor

Some Present-Day Techno-Chemical Problems
Illustration of the Opportunities for Applying Scientific Knowledge to Industries

Research and Progress in American Manufacture
What the Investigator Has Done and Can Do for Industries

The Fluorescence of Petroleum Distillates