Two wrestlers facing off. Photographic postcard by Walery, 190-. https://www.rawpixel.com/image/13960256/two-wrestlers-facing-off-photographic-postcard-walery-190Free Image from public domain licenseThe wrestler Constant Lavaux "le Boucher" performing a wrestling move on George Hackenschmidt by holding him upside down.… https://www.rawpixel.com/image/13953110/image-hand-person-clothingFree Image from public domain licenseUniversity College Hospital, London: group portrait. Photograph, ca. 1910. https://www.rawpixel.com/image/14012759/university-college-hospital-london-group-portrait-photograph-ca-1910Free Image from public domain licenseThe wrestler Constant Lavaux "le Boucher" performing a wrestling move on George Hackenschmidt by holding him upside down.… https://www.rawpixel.com/image/13990246/image-paper-art-public-domainFree Image from public domain licenseConstant Lavaux "le Boucher", a wrestler. Process print, 1902. https://www.rawpixel.com/image/14002631/constant-lavaux-le-boucher-wrestler-process-print-1902Free Image from public domain licenseTwo wrestlers facing off. Photographic postcard by Walery, 190-. https://www.rawpixel.com/image/13972437/two-wrestlers-facing-off-photographic-postcard-walery-190Free Image from public domain license