Vessberg , Vilhelm ; Koch , Carl O. ; Lundqvist , Nils , eds .
^ Jump up to : Vessberg , Vilhelm ( 1929 ) .
Vessberg , Vessberg , Vilhelm ; Koch , Carl O. ; Lundqvist , Nils , eds .
^ Jump up to : Vessberg , Vilhelm ( 1929 ) .