It Will Be A Vast

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

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

It Will Be A Vast Boon To Mankind When We Learn To Prophesy The Precise Dates When Cycles Of Various Kinds Will Reach Definite Stages.

Curiously Enough Man's Body And His Mind Appear To Differ In Their Climatic Adaptations.

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.