Feature

Eternal Youth for Bread Promised in Experiments

Lokombitsika Suggested as Cheaper Rival to Shellac

Carbon Dioxide Called Normal Stimulant of Breathing Center

Nature Ramblings: Solar Flight Dispatching

Polar Regions May Warm in Recovery from Last Ice Age

Blood Gives No Clue to Tooth Decay in Pregnancy

First Glances at New Books

Metals in Teeth May Generate Electricity

Mt. Washington Colder than the Antarctic

First Glances at New Books

Front Matter

Cancer Follows Injection of Germ from Proved Case