XVIII LIST OF ILLUftTKATIONS. 



Facing page. 



37. Peculiar forms^ofarrowpoints, spearheads, or knives. Division IV, Class A. 931 



38. Peculiar forms of arrowpoiuts, spearheads, or knives. Division IV, Class 



B, C, D 934 



39. Peculiar forms of arrowpoints, spearheads, or knives. Division IV, Class 



E, F, G, H,I 937 



40. Peculiar forms of arrowpoints, spearheads, or knives. Division IV, Class I 942 



41. Flint and obsidian loaf-shaped blades, handled as knives. Hupa Valley, 



California 947 



42. Leaf-shaped flint blades in wooden handles, fastened with bitumen. 



Santa Barbara and Santa Cruz islands, California 948 



43. Leaf-shaped blades of flint and chalcedony, showing bitumen handle fas- 



tening. California 949 



44. Ulu, or woman's knife. Hotham Inlet and Cape Nome 950 



45. Common arrowpoints, handled by the author to show their possible use as 



knives 951 



46. Humpbacked knives. District of Columbia, United States, and Somali- 



land, Africa 951 



47. Humpbacked knives. United States 951 



48. Manner of holding " humpbacks " for use as knives 952 



49. "Humpbacks" chipped smooth, showing intentional knives. United 



States 953 



50. "Humpbacks" of quartzite with one cutting edge used as knives. United' 



States 953 



51. Rude knives of flint and hard stone, chipped to a cutting edge on one side 



of the oval. United States 953 



52. Rude knives of flint, jasper, etc. United States 953 



53. Knives with stems, shoulders, and barbs, resembling arrowpoints and 



spearheads, but with rounded points unsuitable for piercing 953 



54. 55. Unilateral knives 954 



56. Flint flakes chipped on one edge only, intended for knives 955 



57. Flint flakes chipped on one edge, intended for knives 955 



58. Arrowpoints or spearheads inserted in ancient human bones. Cavern, 



Kentucky 959 



59. Plan showing one of layer of cache of 95 argillite implements. Chester 



County, Peunsyh'ania 972 



60. Plaster cast (model) of a spring near Hibriteu Mountain, North Carolina, 



showing 15 leaf-shaped implements in cache. Lenoir, North Carolina .. 972 



61. Large spearheads of chalcedony. Little Missouri River, Arkansas 974 



62. Flint disks, made from concretionary flint nodules. Illinois; Ohio 974 



63. Pile of 7,382 chipped flint disks, cached in mound 2, Hopewell farm, 



Anderson Station, Ross County, Ohio 975 



64. Large spearheads of chalcedony. College Corners, Ohio 975 



65. Spearhead of white flint. Cariientersville, Illinois 982 



TEXT FIGURES. 



PiPKS AND Smoking Customs of the American Aborigines, Based on Material 

 IN the U. S. National Museum. 



By Joseph D. McGuire. 



Page. 



1. A tobacco pipe 365 



2. Suufling tube. Tiahuanaco 365 



3. Mexican smoking 372 



4. Mexican smoking 374 



5. Mexican holding pipe 374 



6,7. Ancient Pueblo pottery pipe. Sikyatki, Arizona 378 



