00425nam a2200145Ia 4500003000900000008004100009040001600050080001600066100001400082245009200096260005000188300000900238650001700247650001500264IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a550.38bOLS  aOlsen, J. 0aResults of magnetic observations made at Tatuoca (Brazil) Sep 1933 Jan - 1934cOlsen J.  aCopenhagenbTricot Harsholm Bogtrykkeric1951  a15p.  aGeomagnetism  aGeophysics