Lilli Friis has written:
'Ung omkring 1900'
B. Friis has written: 'Kersti'
Niels Friis has written: 'Diderik Buxtehude'
K. Friis Hartmann has written: 'Maskintegning'
Karsten Friis has written: 'Identitet og politikk'
Achton Friis has written: 'Danmarkekspeditionen til Groenlands nordostkyst'
M. Friis Moeller has written: 'Den farende svend' 'Hjaelp'
Lilli Rantzau has written: 'Kamerad frau'
Astrid Friis has written: 'Rigsraadet og Statsfinanserne i Christian III. s Regeringstid'
Lilli Zickerman has written: 'Sveriges folkliga textilkonst'
J. S. Friis has written: 'Transformation geometry' -- subject(s): Geometry, Transformations (Mathematics)
Hans Wiingaard Friis has written: 'Auga gestsins' -- subject(s): Iceland, Pictorial works, History
Knud Friis Johansen has written: 'Les vases sicyoniens' 'The Attic grave-reliefs of the classical period'