94361. 26th IGC.   26th International Geological Congress, Paris, France, 1980. Second circular.   26th International Geological Congress, Paris, France, 1979, Circular, Number 2 : .   Softbound, minor signs of use, very good condition.    $11.00

94360. 26th IGC.   26th International Geological Congress, Paris, France, 1980. Abstracts (Resumes).   26th International Geological Congress, Paris, France, 1980, Abstracts, Volume 2 (Sections 6 and 12) : 891 pages.   Softbound, minor signs of use, very good condition.    $19.00

65012. 27th International Geological Congress Moscow.   Geophysics.   VNU Science Press, Utrecht, The Netherlands, 1984, Proceedings of the 27th International Geological Congress Moscow 4-14 August 1984, Volume 8 : pages 1-398.   Hard bound, previous owners book stamp, very good condition.    $120.00

65011. 27th International Geological Congress Moscow.   Geology of Ocean Basins.   VNU Science Press, Utrecht, The Netherlands, 1984, Proceedings of the 27th International Geological Congress Moscow 4-14 August 1984, Volume 6 : pages 1-346.   Hard bound, previous owners book stamp, very good condition.    $120.00

99537. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5911.   Softbound, very good condition.    $5.00

99528. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5899.   Softbound, very good condition.    $5.00

99545. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 324, Number 5930.   Softbound, very good condition.    $5.00

99543. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5928.   Softbound, very good condition.    $5.00

99542. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5927.   Softbound, very good condition.    $5.00

99541. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5923.   Softbound, very good condition.    $5.00

99540. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5919.   Softbound, very good condition.    $5.00

99547. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 324, Number 5933.   Softbound, very good condition.    $5.00

99538. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5913.   Softbound, very good condition.    $5.00

99548. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 324, Number 5934.   Softbound, very good condition.    $5.00

99535. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5906.   Softbound, very good condition.    $5.00

99534. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5905.   Softbound, very good condition.    $5.00

99533. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5904.   Softbound, very good condition.    $5.00

99532. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5903.   Softbound, very good condition.    $5.00

99531. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5902.   Softbound, very good condition.    $5.00

99530. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5901.   Softbound, very good condition.    $5.00

99529. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 322, Number 5900.   Softbound, very good condition.    $5.00

99539. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 323, Number 5914.   Softbound, very good condition.    $5.00

99556. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5944.   Softbound, very good condition.    $5.00

99566. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5954.   Softbound, very good condition.    $5.00

99564. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5952.   Softbound, very good condition.    $5.00

99563. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5951.   Softbound, very good condition.    $5.00

99562. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5950.   Softbound, very good condition.    $5.00

99561. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5949.   Softbound, very good condition.    $5.00

99560. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5948.   Softbound, very good condition.    $5.00

99546. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 324, Number 5931.   Softbound, very good condition.    $5.00

99557. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5945.   Softbound, very good condition.    $5.00

99565. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 326, Number 5953.   Softbound, very good condition.    $5.00

99555. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5941.   Softbound, very good condition.    $5.00

99554. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5940.   Softbound, very good condition.    $5.00

99553. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5939.   Softbound, very good condition.    $5.00

99552. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5938.   Softbound, very good condition.    $5.00

99551. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5937.   Softbound, very good condition.    $5.00

99550. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5936.   Softbound, very good condition.    $5.00

99549. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 324, Number 5935.   Softbound, very good condition.    $5.00

99559. AAAS.   Science.   American Association for the Advancement of Science, 2009, Science, Volume 325, Number 5947.   Softbound, very good condition.    $5.00

99493. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 317, Number 5842.   Softbound, very good condition.    $5.00

99507. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 320, Number 5876.   Softbound, very good condition.    $5.00

99506. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 320, Number 5875.   Softbound, very good condition.    $5.00

99505. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 320, Number 5874.   Softbound, very good condition.    $5.00

99502. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 318, Number 5856.   Softbound, very good condition.    $5.00

99501. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 318, Number 5855.   Softbound, very good condition.    $5.00

99499. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 318, Number 5850.   Softbound, very good condition.    $5.00

99508. AAAS.   Science.   American Association for the Advancement of Science, 2008, Science, Volume 320, Number 5878.   Softbound, very good condition.    $5.00

99494. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 317, Number 5843.   Softbound, very good condition.    $5.00

99500. AAAS.   Science.   American Association for the Advancement of Science, 2007, Science, Volume 318, Number 5853.   Softbound, very good condition.    $5.00