According to the book where we found this horseshoe image, it depicts the back of a goodenough horseshoe. This vintage black and white horseshoe image is copyright free, downloadable and ready to be used on your next creative project. The frontal view can be found here: Horse Shoe Front
Author John E. Russell shared his knowledge of shoeing horses in his 1873 book Rational Horse-Shoeing. It is unclear if the author or some un-named artist provided the illustrations.
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.