An excerpt from Autobiography of Mark Twain, volume 3. Maria McManus was Clara Clemens' wet nurse until she was weaned. In a later reference Twain wrote "give her all the beer and whisky and brandy and tobacco and green fruit and lemon-pie she might want, and turn her loose on the nursery, and have no solicitude about the results."

11 April 1907: Paragraph 18,  in Twain, Mark. 2015. Autobiography of Mark Twain, Volume 3. Edited by Benjamin Griffin and Harriet Elinor Smith with Victor Fischer, Michael B. Frank, Amanda Gagel, Sharon K. Goetz, Leslie Diane Myrick, and Christopher M. Ohge. Mark Twain Project Online. Oakland: University of California Press.