This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
SDHubbard. Samuel Dickinson Hubbard Smithsonian National Postal Museum illustration Unknown certainly before October Unknown original uploader was The Mystery Man at org en PDold original upload log page en SDH The Mystery Man bytes no National Postal Museum illustration DEFAULTSORT Hubbard Samuel Dickinson Postmasters