Feature

New Instrument Measures Heat of Various Sounds

Million Dollar Street Car Banishes Many Annoyances

First Glances at New Books

Prehistoric Java Race Had Tools like Neandertaler’s

Element 91 Independently Isolated in Chicago, Berlin

Science Aided the Endeavour in Her Race for the Cup

Front Matter

Even the Best of Singers Carol off True Pitch

Education of Housewives Urged to Prevent Botulism

Nature Ramblings: Patient Ferns

Subdivisions of Chromosomes Demonstrated by New Method

Largest Cities Usually Have Softest Water