Is “"Helstaten"” in the public domain?

Yes. “"Helstaten"” is public domain and released under CC0, so it is free to download and reuse for any purpose, including commercially, with no permission needed.

Can I use “"Helstaten"” commercially for free?

Yes. As a CC0 public-domain work it can be used commercially, modified and redistributed with no fee and no attribution required.

“"Helstaten"” by Hansen, Constantin (1852) is a public-domain (CC0) artwork, free to view, download and reuse for any purpose. It is catalogued from the open collection of Statens Museum for Kunst (National Gallery of Denmark).

"Helstaten"

Hansen, Constantin

Title	"Helstaten"
Artist	Hansen, Constantin
Date	1852 19th century
Medium	Litografi (autografi?)
Classification	Litografi
Holding institution	Statens Museum for Kunst (National Gallery of Denmark)
Rights	Public domain (CC0)

About this artwork

“"Helstaten"” is a work by Hansen, Constantin, dated 1852. It is executed in litografi (autografi?) and classified as litografi. This work is in the public domain (CC0), so the image may be downloaded and reused for any purpose without permission (see the licence note below).