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Lithic Scatter An archaeological site at which the <br />surface manifestation is a patterned <br />arrangement of debitage. • <br />Lithic Workshop A Limited activity site at which stone <br />tool manufacture was the primary function <br />or activity. <br />Maintenance An operation designed to keep a portion <br />Activity of a cultural system or subsystem in <br />useful and usable condition. <br />Open Camp An archaeological habitation site exhibi- <br />ting a great deal of exposure to the <br />elements. <br />PaLeoclimatology The study of prehistoric climates. <br />Pecking The percussion technique used to form <br />overlapping superimposed cones, usually <br />used with the direction of force being <br />applied to the surface of the material <br />in a perpendicular direction. Commonly <br />used in grooving, shaping, and rejuve- <br />nation (Crabtree 1972). <br />Piedmont Lying or formed at the base of mountains, <br />as a Piedmont glacier (American Geological • <br />Institute 1976). Here used to signify the <br />erosional area along the east slope be- <br />fore the (depositional) plains are <br />reached. <br />PinedaLe Last glaciation of the Wisconsin glacial <br />advances. <br />Platform The table or surface area receiving the <br />force necessary to detach a flake or blade <br />(Crabtree 1972). <br />Polemic Of or involving dispute; controversial. <br />Pre-Clovis Occurring or existing before the advent <br />of the Clovis culture (about 12,000 BP ). <br />Pre-Projectile A portion of the PaLeo-Indian tradition <br />Point Stage occurring before the Clovis tradition. <br />Projectile points are (hypothetically) <br />not constituents of the tool assemblage. <br />L J <br />40 <br />