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Ancient Mayas Studied Earthquakes; Sought Land Free from Them for Home

New Treatment for Cancer Uses Extract of Liver

Grass Cloth May Rival Cotton Goods

New Alloy Needed for Giant Telescope

Chemists Work on Ideal Fuel from Coal

Dyestuffs Used to Make Better Rubber

New Gland Extract Now Made for Commercial Use

Extracts from Brain Tissues Stop Bleeding

Best Food Dyes Made in America

Female Sex Gland Extract Studied

Bone Marrow Is Good Blood Tonic