Klamm, Stefanie Department Ideals and Practices of Rationality, Max Planck Institute for the History of Science, Max Planck Society;
Klamm, S. (2008). [Entries] 'Ahrendts’, 'Biow’, 'Böttger’, 'Bruckmann Verlag’, 'Edler’, 'Graff’, 'Matthies-Masuren’, 'Meydenbauer’, 'Miethe’, 'Schnauss’. In J. Hannavy (Ed.), Encyclopedia of nineteenth-century photography. Vol. 1-2. New York [u.a.]: Taylor & Francis.
