KIDDPR-GUERNSEY] ARCHEOLOGICAL EXPLORATIONS IN ARIZONA 183 
MISCELLANEOUS WOODEN OBJECTS 
Implement of unknown use.—Figure 91, a, illustrates the specimen, 
which is 14 inches long, 13 inches wide, eleven-sixteenths inch thick 
at the center, and 1-4; inches thick at the ends. It is made from a 
cottonwood limb and its two edges show no work beyond the removal 
of the bark. The two sides are exactly alike, flat with a small 
Mihi 
Fic. 90.—Atlatl tips aud other implements of chipped stone. 
raised projection left at either end. The fashioning of the sur- 
faces seems to have been accomplished by rubbing with coarse sand- 
stone; none of them shows the wear of use or any other markings 
which might furnish a hint as to the purpose of the object. 
Fiber and grass shredders or beaters (?).—This is a conjectural 
identification of the two cleaver-shaped tools shown in figure 91, «, d. 
