Feature

Science in Esperanto Taught at Edinburgh

The Sun a Variable Star; New Evidence by New Method

“Yes” Losing Hold in American Speech

New Vacuum Switch Stops Immense Currents Safely

Tests Show Women Work Faster than Men

Rubber Block Pavement Successful in Boston

Winter Sap of Evergreens Too Thick to Be Frozen

Well Bred Americans Conquer Environment

A Queer Kettle

White Indians Seen in Panama in 1679

92702

Ancient Plant Remains Found in Coal Waste