Find other Nordic Authors named Christensen,
others born in 1921
or deceased in .
Look for more information in
Det Kgl. Bibliotek,
Google (search,
book search),
Hathi Trust,
Internet Archive,
Kansalliskirjasto (catalog,
digi,
metadata),
Kungl. biblioteket (Libris,
tidningar),
Nasjonalbiblioteket (aviser,
bøker,
Oria,
tidsskrifter),
Project Gutenberg,
Yahoo.