Is “Pendulum Clock” in the public domain?

Yes. “Pendulum Clock” 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 “Pendulum Clock” 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.

“Pendulum Clock” by John Jordan (c. 1937) 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).

Pendulum Clock

John Jordan

Title	Pendulum Clock
Artist	John Jordan
Date	c. 1937 20th century
Medium	watercolor, colored pencil, gouache, and graphite on paper
Classification	Index of American Design
Holding institution	National Gallery of Art (Washington)
Credit line	Index of American Design
Rights	Public domain (CC0)

About this artwork

“Pendulum Clock” is a work by John Jordan, dated c. 1937. It is executed in watercolor, colored pencil, gouache, and graphite on paper and classified as index of american design. 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).