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A Feather in His Collar

Health for the Americas: Cleanliness Brings Health

The Story of Menstruation

The Heart That Changed Color

It’s a Heart!

Defense Against Invasion

Out of the Frying Pan Into the Firing Line

Health for the Americas: The Unseen Enemy

Health for the Americas: Planning for Good Eating

The Grain That Built a Hemisphere

The New Spirit

The Winged Scourge

Acid Rain

Robinson Charley

Smoking Fetus

Knobs in Space

Thud and Blunder in "Knock-Off Time"

Blijf van mijn lijf

Grain Harvest

Cold Comfort