https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13984705Edit ImageSaveSaveEditCropCustom TextDemonstration of the Great Electric Induction Coil at the Polytechnic Institution in London in 1869 by Professor Pepper.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 892 x 1200 px | 300 dpiLarge JPEG 2603 x 3500 px | 300 dpiBest Quality JPEG 5498 x 7394 px | 300 dpiFree DownloadDemonstration of the Great Electric Induction Coil at the Polytechnic Institution in London in 1869 by Professor Pepper.More