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:
The Library of Congress Presidential campaign button with portraits of Abraham Lincoln and Hannibal Hamlin LOC. Presidential campaign button with portraits of Abraham Lincoln and Hannibal Hamlin Presidential campaign button with portraits of Abraham Lincoln and Hannibal Hamlin LOC The Library of Congress ppmsca no known