https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14312527Edit ImageSaveSaveEditCropCustom TextElectro-Magnetic Apparatus and Theodolite by Claude Marie Ferrier and Hugh OwenOriginal public domain image from Getty MuseumMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 785 px | 300 dpiLarge JPEG 3500 x 2290 px | 300 dpiBest Quality JPEG 8495 x 5558 px | 300 dpiFree DownloadElectro-Magnetic Apparatus and Theodolite by Claude Marie Ferrier and Hugh OwenMore