This file is NOT necessarily in the public domain in the United States because a non-simple image can only be in the public domain in the U.S.:
Information about the creation date and creator should be provided.
If the image is not in the public domain in the United States, in addition to the license tag for its status in its source country an appropriate fair use license and rationale should be provided, or the image should be proposed for deletion.If the media is in the public domain in both its source country and the United States, it may be transferred to the Wikimedia Commons.
Note: If this image is in the public domain in the U.S., modify the end of the copyright tag from "}}" to "|commons}}". This will replace the preceding U.S. copyright notification with a nomination for this image to be moved to the Wikimedia Commons.