Is “Zoo” in the public domain?

Yes. “Zoo” 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 “Zoo” 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.

“Zoo” by Paul Gangolf (1922) is a public-domain (CC0) artwork, free to view, download and reuse for any purpose. It is catalogued from the open collection of National Gallery of Art (Washington).

Zoo

Paul Gangolf

Title	Zoo
Artist	Paul Gangolf
Date	1922 20th century
Medium	lithograph
Classification	Portfolio
Holding institution	National Gallery of Art (Washington)
Credit line	Gift of Ruth Cole Kainen
Rights	Public domain (CC0)

About this artwork

“Zoo” is a work by Paul Gangolf, dated 1922. It is executed in lithograph and classified as portfolio. 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).