https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/10184737Edit ImageSaveSaveEditCropCustom TextThe elements of astronomy (1919) illustrated by Charles Augustus. Original public domain image from Wikimedia Commons. Digitally enhanced by rawpixel.Original public domain image from Wikimedia CommonsMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 889 x 1200 px | 300 dpiLarge JPEG 1665 x 2247 px | 300 dpiTIFF 1665 x 2247 px | 300 dpi | 21.43 MBFree DownloadThe elements of astronomy (1919) illustrated by Charles Augustus. Original public domain image from Wikimedia Commons. Digitally enhanced by rawpixel.More