Of Peculiar Forms — Some of them Weapons, not Tools — Conical, Rounded at each End — Made from Pebbles with Natural Holes — Of an Ornamented Character — Made from Quartzite Pebbles — Purposes to which Applied — Mauls for Mining Purposes — Of Wide Range — Net-sinkers . . . 217 CHAPTER X. HAMMER-STONES, ETC. With Depressions on the Faces — With Cup-shaped Depressions — Ridged at the End — Made of Flint and Quartzite — Saddle-querns — Pestles and Mortars — From Shetland and Orkney — Various forms of Mortars — Hand-mills or Querns . . . 238 CHAPTER XI. GRINDING-STONES AND WHETSTONES. Uses for Sharpening Celts — Found in Barrows — Found with Interments — Pebbles with Grooves in them . . . 261 CHAPTER XII. FLINT FLAKES, CORES, ETC. The Cone and Bulb of Percussion — Classification of Flakes — Polygonal Cores — Numerous in Ancient Settlements — Localities where Abundant — Not Confined to the Stone Period — The Roman Tribulum — In other parts of the World — The Uses of Flakes — Flakes ground at the Edge — Hafted Flakes — Flakes made into Saws — Serrated, as the Armature of Sickles . . . 272 CHAPTER XIII. SCRAPERS. Used in Dressing Hides — Horseshoe-shaped — Kite-shaped and Duck-bill-shaped — Some like Oyster Shells in Form — Double-ended and Spoon-shaped — Found with Interments — Evidences of Wear upon them — Found with Pyrites — The Modern form of Strike-a-light — Used with Pyrites for producing Fire — The Flat and Hollowed Forms . . . 298 CHAPTER XIV. BORERS, AWLS, OR DRILLS. Found in different Countries — Of Minute Dimensions . . . 321 CHAPTER XV. TRIMMED FLAKES, KNIVES, ETC. From different Countries — Some Trimmed Flakes, probably Knives — Knives from Barrows — Some possibly Lance-heads — Knives with one Edge blunt — Of Oval Form — Sharpened by Grinding — Of Circular Form — Of Semicircular and Triangular Form — The so-called “Picts’ Knives” — Like those of the Eskimos — Daggers or Lance-heads — With Notches at the Sides — Found in other Countries — Curved and Crescent-shaped Blades — Curved Knives, probably Sickles — Ripple-marked Egyptian Blades . . . 326 CHAPTER XVI. JAVELIN AND ARROW HEADS. Their earliest occurrence — Thought to fall from the Heavens — Superstitions attaching to them — Worn as Amulets — An Egyptian Arrow — Javelin-heads — Leaf-shaped Arrow-heads — Leaf-shaped Arrow-heads pointed at both Ends — Lozenge-shaped Arrow-heads — Stemmed-Arrow-heads — Stemmed and Barbed Arrow-heads — Unusual Forms — Found in Scotland — Localities where found — The Triangular Form — Single-barbed Arrow-heads — The Chisel-ended Type — Found in Barrows — Irish and French Types — From various Countries — African and Asiatic Types — South American Types — How attached to their Shafts — Bows in Early Times . . . 360 CHAPTER XVII. FABRICATORS, FLAKING TOOLS, ETC. Their probable Uses — Used for working in Flint . . . 412 CHAPTER XVIII. SLING-STONES AND BALLS.