Walker, Merle F.  <br/><br/>
Contributions from the Lick Observatory :  photoelectric and spectroscopic observations of Ux Ursae Majoris / 
Merle F. Walker ; George H. Herbig. 
 - Sacramento :  Printed by authority of the Regents of the University of California,  1889-©1991. 
 - volumes :   illustrations ;  22-28 cm 
<br/><br/> Papers reprinted from the Astrophysical journal and similar publications.  Series II, No. 54 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>LC Class. No.: </label>SPE-B 06093