81138. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5464.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81137. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5463.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81136. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5462.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81145. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5471.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81134. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5459.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81146. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5472.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81132. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5456.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81131. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5455.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81130. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5454.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81129. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5453.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81128. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5452.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81127. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5451.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81126. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5450.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81125. AAAS.   Science.   American Association for the Advancement of Science, 2001, Science, Volume 293, Number 5549.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81124. AAAS.   Science.   American Association for the Advancement of Science, 2001, Science, Volume 293, Number 5543.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81135. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5461.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81157. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5484.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81170. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5496.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81169. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5495.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81168. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5494.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81167. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5493.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81166. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5492.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81165. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5491.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81163. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5490.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81162. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 290, Number 5489.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81161. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5488.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81144. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5470.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81158. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5485.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81121. AAAS.   Science.   American Association for the Advancement of Science, 2002, Science, Volume 295, Number 5554.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81156. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5483.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81155. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5482.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81153. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5479.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81152. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5478.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81151. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5477.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81150. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5476.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81149. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5475.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81148. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5474.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81147. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5473.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81160. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 289, Number 5487.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81084. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5643.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81095. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5629.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81094. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5653.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81093. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5652.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81092. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5651.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81091. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5650.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81090. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5649.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81089. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5648.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81088. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5647.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81087. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 302, Number 5646.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81123. AAAS.   Science.   American Association for the Advancement of Science, 2001, Science, Volume 293, Number 5531.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00