If one person could have heard all the papers read at all the 'sectional meetings of the American Association for the Advancement of Science in Pittsburgh last week and could have inspected the whole proud array of exhibits, he would have departed with his head stuffed with such things as:
ΒΆ A new "sun cooker" developed by Secretary Charles Greeley Abbot of the Smithsonian Institution, famed authority on solar radiation. Dr. Abbot's best previous sun cooker, with which he and Mrs. Abbot once cooked all their food for three months, attained temperatures as high...
To continue reading:
or
Log-In
