This image was acquired from
flickr. 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:
smithsonian institution smithsonianinstitution womensday harris amp ewing harrisewing science service records scienceservicerecords society for science amp the public societyforsciencethepublic lillian moller gilbreth lillianmollergilbreth frank bunker gilbreth frankbunkergilbreth cheaper by the dozen cheaperbythedozen authors women's