https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/3400398Edit ImageSaveSaveEditCropCustom TextAerospace physiologist Lieutenant Commander D.W. Call has qualified as a Navy test parachutist. [Portraits.] [Scene.] Medical Service Corps. Published in US Navy Medicine 08/1975. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGInstagram Story JPEG 1080 x 1918 px | 300 dpiFacebook Story JPEG 1080 x 1918 px | 300 dpiPinterest Pin JPEG 1080 x 1918 px | 300 dpiMobile Wallpaper JPEG 1080 x 1918 px | 300 dpiLarge JPEG 1516 x 2692 px | 300 dpiFree DownloadAerospace physiologist Lieutenant Commander D.W. Call has qualified as a Navy test parachutist. [Portraits.] [Scene.] Medical Service Corps. Published in US Navy Medicine 08/1975. Original public domain image from FlickrMore