[Illustration: Illustration from NO. 4.--THE REIGN OF THE PINE.]
_CONTENTS._
I. Earth Building.
II. The First Continent.
III. The Age of Crabs and Corals.
IV. The Pines and the Reptiles.
V. The Palm and the Man.
VI. The Starry Heavens.
VII. A Fragment of the Milky Way.
VIII. Plan and Progression.
IX. The King of the Day.
X. The Queen of the Night.
XI. Vanished Fauna.
XII. A Mountain of Fossils.
XIII. Written in Rocks.
XIV. Footprints in the Sand.
XV. The Winter of the World.
XVI. Fossil Crabs.
XVII. Stone-Fish and Stone-Lilies.
XVIII. Long-Buried Reptiles.
XIX. Birds of other Ages.
XX. The Early Mammals.
XXI. Very Old Families.
XXII. The Marvel in Mail.
XXIII. The Wonderful Builder.
XXIV. An Opossum Hunt.
XXV. A New Fashion of Pappoose.
XXVI. Low Down in the Scale.
XXVII. With a Duck’s Bill.
XXVIII. In Australian Rivers.
XXIX. A Walk Among Wonder Trees.
XXX. Still in the Wonder Grove.
XXXI. A Noisy Family.
XXXII. The Frogs’ Cousin.
XXXIII. Salamanders.
XXXIV. A Citizen of the Marsh Lands.
XXXV. A Stranger from Mexico.
XXXVI. Some Merry Little Friends.
XXXVII. The Ancient Monster.
XXXVIII. El Lagarto.
XXXIX. Wiser than any Beast of the Field.
XL. Our Common Enemy.
XLI. With a House on His Back.
XLII. A Real Live Mermaid.
XLIII. Great Whales Also.
XLIV. A Seal-Skin Cloak.
XLV. Flying Mammals.
XLVI. Order out of Confusion.
XLVII. Nibblers.
XLVIII. Gnawers.
XLIX. The Thick Skins.
L. The Ruminants.