The Negro, However, Has Been Tested On

History In Its Broadest Aspect Is A Record Of Man's Migrations From One Environment To Another.

In Fact, The History Of North America Has Been Perhaps More Profoundly Influenced By Man's Inheritance From His Past Homes Than By The Physical Features Of His Present Home.

Geologists Are Rapidly Becoming Convinced That The Mammals Spread From Their Central Asian Point Of Origin Largely Because Of Great Variations In Climate.

Fertile Soil, Level Plains, Easy Passage Across The Mountains, Coal, Iron, And Other Metals Imbedded In The Rocks, And A Stimulating Climate, All Shower Their Blessings Upon Man.

For The Source Of Any Characteristic So Widespread And Uniform As This Adaptation To Environment We Must Go Back To The Very Beginning Of The Human Race.