https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/2298589Edit ImageSaveSaveEditCropCustom TextSoldiers doing calisthenics, Camp Roberts, California (1942). Original image from National Museum of Health and Medicine. Digitally enhanced by rawpixel.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFLarge 1500 x 1072 px | 300 dpiBest Quality 1500 x 1072 px | 300 dpi | 9.23 MBFree DownloadSoldiers doing calisthenics, Camp Roberts, California (1942). Original image from National Museum of Health and Medicine. Digitally enhanced by rawpixel.More