Feature

New Disease Attack

Front Matter

[Photograph]: Litter-Carrier

As Usual, July Will Be Hot except in Far North

Less Stray Matter around Jupiter than near Mars

[Photograph]: Giant Aerial Bomb

Long Transport Hard

Dry-Month Runs Likely

Guided Missiles Toughest Problem in Navigation

Nautical Tables Accurate

Nature Ramblings: Yankee Mockingbird

Cosmic Dust Cloud Near