Two men entertain the deaf and dumb in sign language at the Freemason's Tavern. Wood engraving. https://www.rawpixel.com/image/13982457/image-person-art-musicFree Image from public domain licenseTwo men performing a show to an audience at a public house, using sign language. Wood engraving, 1875. https://www.rawpixel.com/image/13999498/image-person-art-clothingFree Image from public domain license