Olsen, J. <br/><br/>
Results of magnetic observations made at magallenes (Chile) Jan-Aug 1933 
Olsen J. 
 - Copenhagen  Tricot Harsholm Bogtrykkeri  1951 
 - 16p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomagnetic Field<br/>Geomagnetism
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / OLS