_The Stone Age._
⭘ Natural Sequence of Development――Stone Weapons and Tools: Axes
hammers, spear-heads, arrow-heads, knives, saws, scrapers――The
Process of their Manufacture
⭘ Sepulchral Structures――Chambered Cairns, their External
Characteristics, Retaining Walls and Horns; Internal Structure,
Entrance Passages and Chambers; Human Remains, Bones of
Animals and other Phenomena in the Floors of the Chambers
――The Long Cairns of England resemble those of Caithness:
Similarity of their Contents――Sepulchral Structures of
Orkney――Maeshowe――Other Groups of Chambered Cairns――Reference
to Unwarranted Inferences――Condition of the Remains: An
Attempt to Explain how the Interments were originally made
⭘ Dwellings of the Stone Age People――Did they construct the
“Earth-houses?” examination of the point――Description of the
“Earth-houses;” Resemblance between them and the Chambered
Cairns; probably the “Earth-houses” were originated and
constructed by the Men of the Stone Age――Primitive Boats