https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8786640Edit ImageSaveSaveEditCropCustom TextOur heads never ache: if yours does, use Nervease. Advertisement for Nervease, a headache medicine. Card features a black and white photograph of three sitting dogs.Original public domain image from Flickr MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 838 px | 300 dpiLarge JPEG 2957 x 2065 px | 300 dpiFree DownloadOur heads never ache: if yours does, use Nervease. Advertisement for Nervease, a headache medicine. Card features a black and white photograph of three sitting dogs.Original public domain image from Flickr More