ILLUSTRATIONS 



Museum number Page 



Fig. 29. Grooved ax, showing groove projections (82379) 63 



30. Grooved ax, showing pointed edge (99318) 64 



31. Grooved ax, showing groove entirely around (83360) 65 



32. Grooved ax, slender, showing groove entirely around (116240) 65 



33. Grooved ax, showing grooved back 66 



34. Grooved ax, showing grooved back (90512) 66 



35. Grooved ax, showing rounded back (71575) 67 



36. Grooved ax, showing flattened curved back 68 



37. Grooved ax, showing flattened straight back (71258) 68 



38. Grooved ax, Keokuk type (71566) 69 



39. Grooved ax, showing adze form (84348) 69 



40. Grooved ax, showing diagonal groove (72211) 69 



41. Grooved ax, showing wide edge (90862) 69 



42. Grooved ax, showing curved edge (91746) 70 



43. Grooved ax, showing single groove projectiou (62907) 70 



44. Groovedadze (114526) 71 



45. Grooved adze, showing curved blade (131483) 71 



46. Notched ax, showing polished edge (62753) 72 



47. Celt, Bhowing blade thick near edge (71413) 73 



48. Celt, showing blade thick near edge (91518) 73 



49. Celt, showing long, slender form (114494) 74 



50. Celt, uearlj- round section (65652) 75 



51. Celt, nearly round section (65661) 75 



52. Celt, showing nearly diamond section (65698) 76 



53. Celt (112509) 77 



54. Celt (83111) 77 



55. Celt (82917) 77 



56. Celt, showing '• bell-shape " and roughening for handle . . (Tho. 7882) 78 



57. Celt, showing rectangular section (114151) 78 



58. Celt, showing wedge-shape (98427) 79 



59. Celt, showing half-elliptical section (72059) 79 



60. Celt, showing half-Blliptical section (65440) 81 



61. Celt, showing concave sides (115504) 81 



62. Thin, polished celt (83056) 82 



63. Thin, polished celt (114021) 82 



64. Thin, polished celt (114157) 82 



65. Celt, showing thin, gouge form edge (92034) 83 



66. Celt, chisel-form (91418) 83 



67. Celt, chisel-form (82464) 83 



68. Celt, chisel- form (131697) 83 



69. Celt, chisel-form (82949) 84 



70. Celt, chisel-form (116300) 84 



71. Celt, showing scraper- form edge 85 



72. Scraper (83346) 85 



51 



