Dag Birkeland (Q5576618)
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Current Data About Dag Birkeland
(P21) (Q6581097)
(P26) (Q125035956)
(P31) (Q5)
(P106) (Q1281618)
(P569) Saturday, January 19, 1957
(P734) (Q27888836)
(P735) (Q2696851)
(P7763) (Q73555012)
other details