710
DESCRIPTION OF THE PLATES.
PLATE I.
2. Sharp-pointed flake, with several facets on its convex side. Montiers, near Amiens.
3. Chisel-pointed flake. Ibid.
4. Large polygonal flake. Ibid.
5. Round-pointed, tongue-shaped, sub-triangular implement. Biddenham, near Bedford.
6. Acutely pointed, kite-shaped ditto. St. Acheul, near Amiens.
7. Sub-triangular ditto, with truncated butt. Ibid.
8. Ditto, with incurved sides, and butt formed of the natural surface of the flint. Ibid.
9. Ditto, made from a round-ended nodule of flint. Ibid.
10. Thick-backed, single-edged implement of wedge-shaped section. Ibid.
PLATE II.
11. Ovate tongue-shaped implement. St. Acheul, near Amiens.
12. Ovate-lanceolate ditto, with rough butt. Ibid.
13. Ditto, with truncated butt. (Brick-earth), St. Acheul, Amiens,
14. Rough, wedge-shaped implement. St. Acheul, Amiens.
15. Round-pointed implement with untrimmed butt. Ibid.
16. Ditto, with naturally rounded butt and side. Ibid.
17. Thin, ovate, tongue-shaped implement. Champ de Mars, Abbeville.
18. Ovate implement of intermediate form between the tongue-shaped and sharp-rimmed. St. Acheul, Amiens.
19. Ovate, thin, sharp-rimmed implement. Menchecourt, Abbeville.
20. Irregularly ovate ditto. Moulin Quignon, Abbeville.
