gel saw George's design, and without saying a word he slowly
descended"

LIST OF FIGURES

1. The Orang-outan

2. Types of Arrow-head

3. The Bear

4. Diagram of Their Trip

5. Bevel Square

6. Sighting the Direction

7. Threshing Flail

8. Samples of Bread

9. Air Pocket

10. Normal Crust of the Earth

11. Mountain Upheaval

12. Branch of the Camphor Tree

13. Tanning Vat

14. Serrate Leaf

15. Bi-serrate Leaf

16. Dentate Leaf

17. Crenate Leaf

18. Cave Entrance

19. Vegetation Around Stone

20. Vegetation Around Hole

21. Vanilla Plant

22. The Mysterious Brand on the Yak

23. Measuring Sound Pitch

24. Thermometer

25. Primary Battery

26. Template for Drawing Wire

27. Complete Battery with Connections

28. Human Skull

29. Potter's Wheel

30. Forming Blade

31. The Electric Arc

32. The Chart of the Cave

33. Betel-nut

34. The Giant Ant-eater

35. Chart Showing How the Boys Were Lost

36. Pole Raising

37. Making Sheet Glass

38. Grafting

39. Budding

40. Inarching

EXPLORING THE ISLAND

CHAPTER I

THE FOURTH VOYAGE OF DISCOVERY

"I wonder why the yaks are so wild and difficult to handle this
morning?" said George, as he stopped the wagon and tried to calm them by
soothing words.

At that moment Harry, who was in the lead, sprang back with a cry of
alarm, and quietly, but with-evident excitement, whispered: "There are
some big animals over to the right!"

The Professor was out of the wagon in an instant and moved forward with
Harry. "You would better remain with the team, George," was the
Professor's suggestion.

George Mayfield and Harry Crandall, two American boys, attached to a
ship training school, had been shipwrecked, in company with an aged
professor, on an unknown island, somewhere in the Pacific, over four
months prior to the opening of this chapter; and, after a series of
adventures, had been able, by ingenious means, to devise many of the
necessaries of life from the crude materials which nature furnished
them; and they were now on their third voyage of discovery into the
unknown land.

For your information, a brief outline is given of a few of the things
they had discovered, of some of their adventures, and of what they had
made, and why they were now far out in the wilderness.

When they landed they had absolutely nothing, in the way of tools or
implements. Neither possessed even a knife, s