Feature

“Silver Salve” Kills Germs; No Harm to Tissues

Carbon Dioxide a Vital Need; Once Thought Mere Waste

Franklin’s Descendant Seeks His Gulf Stream Map

11,000,000-Volt Bullets for Use in Attacking Atoms

Front Matter

Nature Ramblings: New Harvests

Change from Grub to Moth Given Scientific Study

Vitamin D May Save Lives of Trichinosis Patients

[Photograph]: Reaping a Harvest No Man Had Sown

Make Advance in Search for Monoxide Antidote

Tennessee Valley Presents Tuberculosis Mystery

Back Matter