Feature

New Machines and Gadgets

Owls Hatch from Eggs Days and Weeks Apart

Good Looks Important

Front Matter

Mexicans Are Interested in Cattle Feed from Wood

New Machines and Gadgets

Weapon against Cancer

Reckless Drafting

Fuel from Plants

Stock Feed from Sawdust

War Disabled Should Be Treated as Though Normal

[Photograph]: Spray-Gunning Rubber