81348. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 283, Number 5409.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81313. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5373.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81332. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5394.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81333. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5395.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81335. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5397.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81341. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 283, Number 5402.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81330. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5392.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81346. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 283, Number 5407.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81329. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5391.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81350. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5411.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81351. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5412.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81352. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5413.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81353. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5414.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81354. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5415.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81355. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5416.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81342. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 283, Number 5403.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81322. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5383.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81111. AAAS.   Science.   American Association for the Advancement of Science, 2003, Science, Volume 300, Number 5627.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81316. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5377.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81317. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5378.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81318. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5379.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81319. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5380.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81331. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5393.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81321. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5382.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81367. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 285, Number 5428.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81323. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5384.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81324. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5386.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81325. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5387.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81326. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5388.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81327. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5389.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81328. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 282, Number 5390.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81320. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 281, Number 5381.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81404. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5052.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81397. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5045.   Softbound, xlib, some moisture damage, text in good condition.    $3.00

81398. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5046.   Softbound, xlib, some moisture damage, fair condition.    $1.00

81399. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5047.   Softbound, xlib, some moisture damage, fair condition.    $1.00

81400. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5048.   Softbound, xlib, some moisture damage, text in good condition.    $3.00

81401. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5049.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81358. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 284, Number 5419.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81403. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5051.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81394. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5042.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81405. AAAS.   Science.   American Association for the Advancement of Science, 1990, Science, Volume 250, Number 4986.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81406. AAAS.   Science.   American Association for the Advancement of Science, 1991, Science, Volume 251, Number 4991.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81407. AAAS.   Science.   American Association for the Advancement of Science, 1980, Science, Volume 207, Number 4426.   Softbound, usual signs of use, text in very good condition.    $5.00

81408. AAAS.   Science.   American Association for the Advancement of Science, 1980, Science, Volume 207, Number 4427.   Softbound, usual signs of use, text in very good condition.    $5.00

81409. AAAS.   Science.   American Association for the Advancement of Science, 1980, Science, Volume 207, Number 4428.   Softbound, usual signs of use, text in very good condition.    $5.00

81410. AAAS.   Science.   American Association for the Advancement of Science, 1980, Science, Volume 207, Number 4429.   Softbound, usual signs of use, text in very good condition.    $5.00

81402. AAAS.   Science.   American Association for the Advancement of Science, 1992, Science, Volume 255, Number 5050.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81387. AAAS.   Science.   American Association for the Advancement of Science, 1999, Science, Volume 286, Number 5448.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81312. AAAS.   Science.   American Association for the Advancement of Science, 1998, Science, Volume 280, Number 5372.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00