Grave No. 15. Cremation circle excavated on June 10, 11 and 12. Shown from the east in photograph No. 44494, 5-7. It is 56 feet west of grave No. 14 and further up the terrace. The outside circle of stones measured 15 feet north and south by 15 feet east and west. The next circle of stones measured 9 feet north and south by 9 feet east and west. The space inside the stone circle measured 7 feet north and south by 7 feet east and west. The depth varied from 2 feet 6 inches in the east and south parts to 4 feet in the north and west parts below all of which was a pitching layer of basaltic rocks. The three rings of stones surrounded a hollow. The inner row was about 12 inches lower than the outer ring. Several boulders were found in the grave. Ashes and lava composed the grave soil. The whole cremation circle seemed to have been the burned remains of a communal or family depository for the dead, probably a hut like an underground winter house walled around the edge of the roof with stones. Two skeletons were found on the bottom, apparently not burned, but much decayed. They were discarded. Numbers 202-8175 to 202-8182 were found in this grave. 202-8175. Charcoal was abundant but most of it was found about 14 inches deep. 202-8176. Broken and charred human bones of about twelve individuals were found throughout the grave in a space about 8 by 5 feet beginning at the east inner ring of stones and extending beyond the second circle on the west. They were found from 8 inches deep to parts of the bottom. 202-8177. Dentalium shells were very abundant. 202-8178. Engraved dentalium shells (Fig. 118). 202-8179. Several kinds of shell ornaments were found in the northern and northwestern parts of the grave. 202-8180. Several burned pieces of shell. 202-8181. One piece of metal, probably copper. 202-8182. Several pieces of shell of different kinds. * * * * * Grave No. 16. Shallow cremation circle, 13 feet north and south by 14 east and west (outside); 5 feet north and south by 7 feet east and west (inside). Charred human bones of a child about 10 years old were found. * * * * *