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:
th U.S. House districts in California.svg Blank map of the United States House of Representatives districts that will be in use as of for the th United States Congress and the House elections Data collected from ca gov html traced onto blank map of the state to reduce file size for purposes of showing electoral traits and results