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Front Matter

Mysterious Disease Seems to Lurk in Northwestern Grain

[Photograph]: Night Life in the Treetops

Shore of Hudson Bay Miles Wrong on Maps

Ultraviolet Light Changes Carrot Pigment into Vitamin A

Headaches May Be Caused by Food Sensitiveness

Timing Winks Reveals More about Human Nature

Cry of Tin Due to Birth of Twin Crystals

Stone Age Love Scene Found in Cavern of France

Engineers to Refrigerate Concrete in Hoover Dam

Why Children Tell Lies

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