First name
Ludwig
Last name
Koch
Huxley, Julian, and Ludwig Koch. 1938. “Animal Language”. London: Country Life LTD.
Huxley, Julian, and Ludwig Koch. 1938. “Animal Language”. London: Country Life LTD.
Nicholson, Edward, and Ludwig Koch. 1949. More Songs Of Wild Birds. 4 ed.. London: H. F. & G. Witherby.
Huxley, Julian, and Ludwig Koch. 1938. Animal Language. London: Country Life LTD.
Koch, Ludwig, and Edward Nicholson. 1937. “More Songs Of Wild Birds”. London: The Parlophone Co Ltd.
Koch, Ludwig, and Edward Nicholson. 1936. “Songs Of Wild Birds. Two Discs”. London: The Parlophone Co Ltd.
Koch, Ludwig. 1958. “Songs Of British Birds No.1”. Hayes: E.M.I. Records Ltd.
Koch, Ludwig, and Carl Lindström AG. 1930. Kultur Und Schallplatte. Katalog Der Carl Lindström Ag Berlin, Kultur-Abteilung. Berlin: Druck der Carl Lindström Aktiengesellschaft, Hausdruckerei.