00800nam a22002657a 4500 20170124110028.0 801401 00.00 851413099 801401 Cen Lib/Ret DPL EN 550 UND Understanding the earth : edited by I.G.Gass, Peter J.Smith [and] R.C.L.Wilson a reader in the earth sciences / 2nd ed The Artemis Press Limited 1972 Sussexx Sussexx 383p. : 24cm(Hb) ill. Includes index Earth sciences. 90193 Earth's magnetic field. 21161 Gass, I.G. 21162 Smith, Peter J. 21163 Wilson, R.C.L. 21164 ddc EN 550 UND 127663 127663 0 0 0 0 L L 2015-06-30 Cen Lib/Ret 0.00 2 2 550 UND 801401 2021-03-23 00:00:00 2021-02-11 1 0.00 2015-06-30 EN