00579cam a2200181u  4500008004100000020001800041040001400059082001400073100001800087245009000105260004900195300001700244365001200261440004900273650001700322650001300339856004500352830126s1959    nyua          000 0 eng    a9780511710889  aDLCcCarP  a561bSe871 aSeward, A. C.10aPlant life through the ages: a geological and botanical retrospect. (Electronic Book)  aCambridge bCambridge University Pressc2013  axxii, 601 p.  cUSDe80  aCambridge Library Collection - Earth Science 0aPaleobotany. 0aGeology.  uhttps://doi.org/10.1017/CBO9780511710889