https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13753606Edit ImageSaveSaveEditCropCustom TextModel of an Optical Telegraph (c. 1795 - c. 1800) by anonymousOriginal public domain image from The RijksmuseumMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1083 x 1200 px | 300 dpiLarge JPEG 3157 x 3500 px | 300 dpiBest Quality JPEG 4358 x 4831 px | 300 dpiFree DownloadModel of an Optical Telegraph (c. 1795 - c. 1800) by anonymousMore