Keywords: sanitary engineering drawing sketch cartoon text curve illustration writing abstract monochrome Author: Clarke, J. Wright Date: 1893 See more: wellcomelibrary.org/player/b2038533x#?asi=0&ai=150 Author: Clarke, J. Wright Date: 1893 See more: wellcomelibrary.org/player/b2038533x#?asi=0&ai=150 |