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[/topic/body/fig/desc/p {"wide"}) THE GREAT SCARLET SOLAR PROMINENCES, WHICH ARE SUCH A NOTABLE FEATURE OF THE SOLAR PHENOMENA, ARE IMMENSE OUTBURSTS OF FLAMING HYDROGEN RISING SOMETIMES TO A HEIGHT OF 500,000 MILES (p]

THE

OUTLINE OF SCIENCE

A PLAIN STORY SIMPLY TOLD

EDITED BY

J. ARTHUR THOMSON

REGIUS PROFESSOR OF NATURAL HISTORY IN THE

UNIVERSITY OF ABERDEEN

WITH OVER 800 ILLUSTRATIONS
OF WHICH ABOUT 40 ARE IN COLOUR

IN FOUR VOLUMES

G. P. PUTNAM'S SONS

NEW YORK AND LONDON

The Knickerbocker press

First Printing April, 1922
      Second Printing April, 1922
      Third Printing April, 1922
      Fourth Printing April, 1922
      Fifth Printing June, 1922
      Sixth Printing June, 1922
      Seventh Printing June, 1922
      Eighth Printing June, 1922
      Ninth Printing August, 1922
      Tenth Printing September, 1922
      Eleventh Printing Sept., 1922
      Twelfth Printing, May, 1924

Made in the United States of America[Pg iii]