Solar instrumentation 
edited by Richard B Dunn                                           
 - Sunspot  Sacromento Peak National Observatory  1981 
 - [various pagings.] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Solar instrumentation
<br/><br/><label>Universal Decimal Class. No.: </label>520.24(063)  / SOL