PART 2. ARTIFACTS UNEARTHED AT THE EMERYVILLE SHELLMOUND............ 42 A. Implements of Stone...................................... 42 a. Made by Grinding................................... 42 1. Mortars.......................................... 42 2. Flat Stones...................................... 46 3. Pestles.......................................... 47 4. Hammer-like Stones............................... 49 5. Flat Stones Pointed at Both Ends................. 50 6. Sinker-like Stones............................... 50 7. Cylindrical Stones............................... 56 8. Needle-like Stone Implements..................... 57 9. Tobacco Pipes.................................... 57 10. Various Polished Stones.......................... 59 b. Chipped Stones..................................... 61 B. Utensils of Bone, Horn, and the Teeth of Animals......... 66 Implements of Bone..................................... 66 1. Awl-like Tools................................... 66 a. Common Awls.................................... 66 b. Blunt Awl-like Implements...................... 69 c. Flat Awl-like Implements....................... 69 2. Needle-like Implements........................... 70 a. Straight Needles without Perforation........... 70 b. Curved Needles................................. 70 c. Needles with Eyes.............................. 70 d. Long Crooked Needles........................... 70 3. Rough Awl-like Implements of the Lower Strata.... 71 4. Implements of the Shape of Paper-cutters......... 72 5. Pointed Implements............................... 74 6. Saw-like Notched Bones........................... 76 7. Various Implements and Objects of Bone........... 79 Implements of Antler................................... 80 1. Chisel-like Implements........................... 80 a. Actual Chisels................................. 80 b. Chisel-like Implements of Varying Forms........ 81 2. Implements of Antler with Dull Rounded Ends...... 82 3. Pointed Implements............................... 82 4. Straight Truncated Implements.................... 82 Implements of Teeth.................................... 83 C. Implements Made of Shells................................ 83 INTRODUCTION.