Wilhelm Walter Müller (1845 in Gera - 1927 in Gera) was a German draughtsman, lithographer and publisher of important botanical works.
(Müller, Walter). Goethe, Degenkolb und Mertens. Apples and pears. "Aepfel und Birnen. Die wichtigsten deutschen Kernobstsorten". Berlin: Parey, 1894. Large 8vo. (3) ll., 104 chromolitho. plates (each with a sheet of text), 12 pp., (3) ll. Orig. il. half-cloth binding.