Question 1

Is “Propeller Blade Pattern, Patent Model” in the public domain?

Accepted Answer

Yes. “Propeller Blade Pattern, Patent Model” is public domain and released under CC0, so it is free to download and reuse for any purpose, including commercially, with no permission needed.

Question 2

Where is “Propeller Blade Pattern, Patent Model” from?

Accepted Answer

It is catalogued from the open collection of Smithsonian Open Access and is free to reuse under CC0.

Question 3

Can I use “Propeller Blade Pattern, Patent Model” commercially for free?

Accepted Answer

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

Title	Propeller Blade Pattern, Patent Model
Date	ca 1920 20th century
Medium	painted wood (overall material)
Classification	Pattern, Propeller
Holding institution	Smithsonian Open Access
Rights	Public domain (CC0)

Propeller Blade Pattern, Patent Model

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