Sustainability
Conservation or Extinction?
How Two Creatures, Living at the Earth's Antipodes, Were Blotted Out of Existence by Human Greed
Stories by Leon Augustus Hausman
The Sciences
The Mythological Rain-Tree
Fifteenth-Century Travelers Told Tales of a Marvelous Rain-producing Tree
Health
Why Hair Turns Gray
A Study of the Developing Hair Through the Microscope Reveals the Secrets of Color Production and Color Loss
Health
Revolutionary New Facts About Hair
Recent Comparative Studies of Animal Hairs Under the Microscope Reveal a Remarkable Relationship Hitherto Unsuspected
Health
The Basis of Aquatic Life
Some Significant Phases in the Study of the Plankton of Lakes and Seas, and What They Mean to Us
Sustainability
Birds and Sewage Disposal
An Interesting Relationship Involving the Relief of a Filtration-Plant Nuisance
The Sciences
The "Horse-Hair Snake"
An Account of the Extraordinary Life History of One of Our Common Worms
The Sciences
Virgin Wool and Shoddy
What the Microscope Tells Us About Their Make-Up and Identification
The Sciences
The Microscopy of Foods
A Study of Starch, the World's Premier Alimental Substance
Health
Human Hair Under the Microscope
Recent Acquisitions to the Knowledge of Its Minute Structure, and Their Applications
The Sciences
Fabrics Under the Microscope
Some Methods in the Microscopical Examination of Textile Fibers
Mind
How we Think
The Microscopic Structure of the Intellectual Portion of the Human Brain
The Sciences
Tiny Creatures that Make Bad Water
The Sciences
Hairs that Make Fabrics
The Microscopic Identification of Mammal Hairs Used in the Textile Industry
