https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/7691131Edit ImageSaveSaveEditCropCustom Text[Sketchbook on military art, including geometry, fortifications, artillery, mechanics, and pyrotechnics].View public domain image source hereMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 751 px | 300 dpiLarge JPEG 2230 x 1395 px | 300 dpiTIFF 2230 x 1395 px | 300 dpi | 8.91 MBFree Download[Sketchbook on military art, including geometry, fortifications, artillery, mechanics, and pyrotechnics].More