80755. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 269, Number 5221.   Softbound, xlib, signs of use, good condition.    $5.00

80754. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5219.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80753. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5218.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80752. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5217.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80751. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5216.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80750. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5215.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80784. AAAS.   Science.   American Association for the Advancement of Science, 1993, Science, Volume 259, Number 5102.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80748. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5210.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80761. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 269, Number 5232.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80746. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5208.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80745. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 274, Number 5295.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80744. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 274, Number 5294.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80743. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 274, Number 5284.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80742. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 273, Number 5282.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80741. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 273, Number 5281.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80740. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 273, Number 5280.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80739. AAAS.   Science.   American Association for the Advancement of Science, 1996, Science, Volume 273, Number 5279.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80738. AAAS.   Science.   American Association for the Advancement of Science, 1997, Science, Volume 275, Number 5307.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80749. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 268, Number 5211.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80771. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5202.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81073. AAAS.   Science.   American Association for the Advancement of Science, 2004, Science, Volume 303, Number 5656.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80781. AAAS.   Science.   American Association for the Advancement of Science, 1993, Science, Volume 259, Number 5091.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80780. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 266, Number 5187.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80779. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 266, Number 5191.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80778. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 266, Number 5186.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80777. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 264, Number 5156.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80776. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 263, Number 5150.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80775. AAAS.   Science.   American Association for the Advancement of Science, 1994, Science, Volume 263, Number 5149.   Softbound, xlib, signs of use, good condition.    $5.00

80774. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5206.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80759. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 269, Number 5226.   Softbound, xlib, signs of use, good condition.    $5.00

80772. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5204.   Softbound, xlib, signs of use, good condition.    $5.00

80760. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 269, Number 5227.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80770. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5201.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80769. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5200.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80768. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5199.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80767. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5198.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80766. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5197.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80765. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5196.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80764. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5195.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80763. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5194.   Softbound, xlib, signs of use, good condition.    $5.00

80762. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 269, Number 5233.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80783. AAAS.   Science.   American Association for the Advancement of Science, 1993, Science, Volume 259, Number 5097.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

80773. AAAS.   Science.   American Association for the Advancement of Science, 1995, Science, Volume 267, Number 5205.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81133. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 287, Number 5458.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81071. AAAS.   Science.   American Association for the Advancement of Science, 2004, Science, Volume 303, Number 5654.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81143. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5469.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81142. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5468.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81141. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5467.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81140. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5466.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00

81139. AAAS.   Science.   American Association for the Advancement of Science, 2000, Science, Volume 288, Number 5465.   Softbound, xlib, minor signs of use, text in very good condition.    $5.00