Is “Firemark” in the public domain?

Yes. “Firemark” 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 “Firemark” 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.

“Firemark” by Emile Cero (1935/1942) 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).

Firemark

Emile Cero

Title	Firemark
Artist	Emile Cero
Date	1935/1942 20th century
Medium	watercolor, graphite, and colored pencil on paperboard
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

“Firemark” is a work by Emile Cero, dated 1935/1942. It is executed in watercolor, graphite, and colored pencil on paperboard 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).