Popular Science Monthly Oct, Nov, Dec, 1915
THE POPULAR SCIENCE MONTHLY VOLUME LXXXVI JULY TO SEPTEMBER, 1915 THE SCIENTIFIC MONTHLY VOLUME I OCTOBER TO DECEMBER, 1915 EDITED BY J. McKEEN CATTELL THE SCIENTIFIC MONTHLY ------ OCTOBER, 1915 ------------- THE EVOLUTION OF THE STARS AND THE FORMATION OF THE EARTH. II BY DR. WILLIAM WALLACE CAMPBELL DIRECTOR OF THE LICK OBSERVATORY, UNIVERSITY OF CALIFORNIA THE PRINCIPLES OF SPECTROSCOPY
XVIII - The Pursuit
XIX --- A Quiet Cruise
XX ---- News Of A Robbery
XXI --- The Balloon On Fire
XXII -- The Rescue
XXIII - Plans For An Airship
XXIV -- The Mystery Solved
XXV --- Winning A Race
CHAPTER I
A MOTOR-BOAT AUCTION
"Where are you going, Tom?" asked Mr. Barton Swift of his son as
the young man was slowly pushing his motor-cycle out of the yard
toward the country road. "You look as though you had some object
in view."
"So I have, dad. I'm going over to Lanton."
"To Lanton? What for?"
THE POPULAR SCIENCE MONTHLY VOLUME LXXXVI JULY TO SEPTEMBER, 1915 THE SCIENTIFIC MONTHLY VOLUME I OCTOBER TO DECEMBER, 1915 EDITED BY J. McKEEN CATTELL THE SCIENTIFIC MONTHLY ------ OCTOBER, 1915 ------------- THE EVOLUTION OF THE STARS AND THE FORMATION OF THE EARTH. II BY DR. WILLIAM WALLACE CAMPBELL DIRECTOR OF THE LICK OBSERVATORY, UNIVERSITY OF CALIFORNIA THE PRINCIPLES OF SPECTROSCOPY