Book III. THE LATER CAVE-MEN. THE AGE OF THE CHASE.
Illustrated with 27 full-page and 87 text drawings in half-tone by Howard V. Brown. Cloth. Square 12mo. 197 pages.
For the primary grades.
Book IV. THE EARLY SEA PEOPLE. FIRST STEPS IN THE CONQUEST OF THE WATERS.
Illustrated with 21 full-page and 117 text drawings in half-tone by Howard V. Brown and Kyohei Inukai. Cloth. Square 12mo. 224 pages.
For the intermediate grades.
Other volumes, dealing with the early development of pastoral and agricultural life, the age of metals, travel, trade, and transportation, will follow.
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