This vintage downloadable image of a mouse is copyright free and in the public domain. He would make a great image for mixed media artists looking for a mouse drawing that is not heavily detailed.
Catharine Parr Traill and her publisher A.K. Newman and Co. did not identify who they used to illustrate Little Downy but it was published almost 200 years ago in 1822 and is in the public domain.
This image is copyright free and in the public domain anywhere that extends copyrights 70 years after death or at least 120 years after publication when the original illustrator is unknown.