CHAPTER III.

THE QUARRY. The Quarry—Brixham Cave—Brixham Flint Implement—Flint Ridge, Ohio—Flint Pits—Drift Quarry Deposits—Traces of Palæolithic Art—Lanceolate Flints—Almond-shaped Flints—The Shawnees—The Colorado Indians—Caches of Worked Flints—Sepulchral Deposits—Cave Drift Disclosures—Illustrative Analogies—Cincinnati Collections—Hornstone Spear-heads—American Neolithic Art—Flint Drills—Modes of Perforation—Flint-Knives—Razors and Scrapers—Arrow-head Forms—Discoidal Stones—Sinkers and Lasso Stones—Cupped Stones—Archæological Theories—Georgia Boulders—Hand Cup-stones—Neolithic Grindstones—Archæological Enigmas—Ancient Analogies, 64