Figure Page 1. Ground plan of an old ruin in Canyon del Muerto 95 2. Ground plan of a ruin on bottom land in Canyon del Muerto 96 3. Ground plan of small ruin in Canyon de Chelly 96 4. Granary in the rocks, connected with a ruin 97 5. Ground plan of a ruin in a cave 98 6. Ground plan of Pakashi-izini ruin, Canyon del Muerto 99 7. Ground plan of a ruin in Canyon del Muerto 100 8. Ground plan of a ruin in Tseonitsosi canyon 100 9. Ground plan of a much obliterated ruin 101 10. Ground plan of a ruin in Canyon de Chelly 101 11. Ground plan of a village ruin 103 12. Ground plan of kivas in Canyon de Chelly 103 13. Ground plan of a small ruin on bottom land 104 14. Ground plan of the upper part of Casa Blanca ruin 105 15. Ground plan of the lower part of Casa Blanca ruin 106 16. Ground plan of Mummy Cave ruin 113 17. Ruin in a rock cove 117 18. Ground plan of a ruin in a rock cove 117 19. Ground plan of a ruin on a ledge 118 20. Ground plan of ruin No. 31, Canyon de Chelly 119 21. Ground plan of ruin No. 32, Canyon de Chelly 120 22. Section of a kiva wall 122 23. Ruin No. 10 on a ledge in a cove 123 24. Ground plan of ruin No. 10 124 25. Oven-like structure in ruin No. 10 127 26. Plan of oven-like structure 128 27. Ground plan of a small village, ruin No. 16 129 28. Ruins on a large rock 130 29. Ground plan of ruins No. 49 131 30. Ruins on an almost inaccessible site 133 31. Ground plan of a large ruin in Canyon del Muerto 134 32. Ground plan of a small ruin in Canyon del Muerto 135 33. Ground plan of a small ruin 135 34. Plan of a ruin of three rooms 136 35. Ground plan of a small ruin, with two kivas 136 36. Ground plan of a small ruin, No. 44 137 37. Ground plan of a ruin on a rocky site 137 38. Rock with cups and petroglyphs 138 39. Ground plan of a ruin in Canyon de Chelly 139 40. Site showing recent fall of rock 140 41. Ruin No. 69 in a branch canyon 140 42.