https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13969576Edit ImageSaveSaveEditCropCustom TextAstronomy: a diagram showing how to determine latitude. Coloured engraving by J. Emslie, 1851, after himself.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 972 x 1200 px | 300 dpiLarge JPEG 2836 x 3500 px | 300 dpiBest Quality JPEG 5990 x 7392 px | 300 dpiFree DownloadAstronomy: a diagram showing how to determine latitude. Coloured engraving by J. Emslie, 1851, after himself.More