Lauridsen, Emil Kring  <br/><br/>
The QHM  contributions to the theory and practice of the quartz horizontal magnetometer 
Emil Kring Lauridsen 
 - Kobenhavn  Danish Meteorological Institute  1977 
 - 87p.  biblio; figs 
<br/><br/><label>ISBN: </label>8774781383 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Magnetometer
<br/><br/><label>Universal Decimal Class. No.: </label>550.380.8  / LAU