https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8769976Edit ImageSaveSaveEditCropCustom TextWeighing balances screws or timing watches on milligram balance, 1936. Photographer: Hine, Lewis. Original public domain image from FlickrMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGLandscape Card 7 x 5" JPEG 2000 x 1433 px | 300 dpiLarge JPEG 3000 x 2149 px | 300 dpiFree DownloadWeighing balances screws or timing watches on milligram balance, 1936. Photographer: Hine, Lewis. Original public domain image from FlickrMore