https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/429660Edit ImageSaveSaveEditCropCustom TextElectric Helical Aerostat Driven in the Air by Albert and Gaston Tissandier. Original from Library of Congress. Digitally enhanced by rawpixel.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 789 x 1200 px | 300 dpiLarge JPEG 2258 x 3436 px | 300 dpiTIFF 2258 x 3436 px | 300 dpi | 44.42 MBFree DownloadElectric Helical Aerostat Driven in the Air by Albert and Gaston Tissandier. Original from Library of Congress. Digitally enhanced by rawpixel.More