Leijonhufvud, Axel <br/><br/>
On astronomic, photogrammetric and trigonometric refraction 

 - Stockholm :   1950. 
 - 85p.  : ill.   ; 24cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refraction<br/>Astronomical<br/>Refraction
<br/><br/><label>LC Class. No.: </label>PAM QB155.L4