https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14019709Edit ImageSaveSaveEditCropCustom TextOptics: a telescopic microscope, and hand-lenses. Aquatint, 1787 [by R. Laurie after Milne ].Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 639 px | 300 dpiLarge JPEG 3500 x 1863 px | 300 dpiBest Quality JPEG 3626 x 1930 px | 300 dpiFree DownloadOptics: a telescopic microscope, and hand-lenses. Aquatint, 1787 [by R. Laurie after Milne ].More