37, (47532). A small, oblong, mortar-shaped vessel of lava. The width three inches, length when unbroken was probably four and a half inches; width of inside two inches, length probably three and one-fourth inches, depth of cavity three-fourths of an inch. On the portion remaining there are four feet; originally there were doubtless six. On one side is a projection or handle similar in form and size to the feet. 38-54. 38, (46533); 39, (46534); 40, (46535); 41, (46536); 42, (46537); 43, (46538); 44, (46539); 45, (46550); 46, (46552); 47, (46553); 48, (46554); 49, (46560); 50, (46562); 51, (46565); 52, (46566); 53, (46568); 54, (47571). Pounding or hammer stones, some of them simple cobble stones, others with marks of slight preparation for use by chipping off or rubbing down prominences. 55, (46540). Sandstone with smoothed surface and groove for smoothing arrow shafts. 56-64. 56, (46541); 57, (46542); 58, (46543); 59, (46544); 60, (46545); 61, (46546); 62, (46547); 63, (46548); 64, (46564). Small stones, chiefly quartz, basalt, and agate, used for smoothing and polishing pottery. 65-68. 65, (46570); 66, (46572); 67, (46573); 68, (46574). Broken rubbers for metates. 69, (46988). Spear head. Basalt. 70, (46989). Arrow head. Obsidian. ARTICLES OF CLAY. (Only one perfect specimen obtained.) 71, (46575). A bowl. 72, (46718). Fragments of ancient pottery. COLLECTIONS FROM NAMBE. ARTICLES OF STONE. 73-78. 73, (46577); 74, (46578); 75, (46579); 76, (46580); 77, (46581); 78, (46583). Quartzite rubbing stones of an elongate form. 79, (46582). Similar to the last group, but appears to have been used as a pestle as well as a rubber. 80-85. 80, (46584); 81, (46585); 82, (49586); 83, (46587); 84, (46588); 85, (46589). Pounding stones, chiefly of quartzite. These are quite regularly formed, cylindrical or spindle-shaped, with blunt or squarely docked ends, from four to seven inches long and two to three inches in diameter, used chiefly in pounding mesquite beans. 86-89. 86, (46590); 87, (46591); 88, (46592); 89, (46593). Round, flattened, or disk-shaped quartzite pounders, medium and small sizes. 90-91. 90, (46596); and 91, (46597). Pounders similar to the preceding group, but smaller. 92, (46594). A flat or disk-shaped polishing stone of quartzite. 93, (46595). An oblong rectangular quartzite pounding stone. 94-105. 94, (46598); 95, (46599); 96, (46600); 97, (46601); 98, (46602); 99, (46603); 100, (46604); 101, (46605); 102, (46606); 103, (46607); 104, (46608); 105, (46609). Small irregular stones of jasper and basalt used in shaping and polishing pottery. 106, (46610). Elongate, well-worn, sandstone meal rubber or rubber for metate. 107, (46611). A stone bowl or basin made from an oblong, somewhat oval-shaped quartzite slab, and used for pounding and grinding mesquite beans. The length is 19 inches, greatest width 10 inches, depth of depression 2 inches.