Feature

When Did Early Man First Reach America’s Shores?

Prof. E. G. Conklin Will Preside over A.A.A.S.

Oysters Filter Barrel of Water Every Day

Eye-of-All-Work Machine Aids Pasadena Police

Worse Broadcast Reception Forecast for Next Two Years

Artificial Wind of Fans to Banish Turf Disease

New Infra-Red “Eye” Pierces through Haze and Smoke

Plant Hormone Research Is Awarded $1,000 by A.A.A.S.

First Glances at New Books

Even Dead Trees Present Dutch Elm Disease Menace

Front Matter

“Blood Banks” May Receive Deposits for Transfusions