The collection of the Viennese Museum of the Blind goes back to the beginning of pedagogy for the blind in Vienna. Johann Wilhelm Klein, the founder of the Imperial and Royal Institute for the Blind, began the museum in the 1830's, The museum gives an overview of the development of teaching and learning aids for the education of the blind, including music mathematics, geography, biology, etc. Among other things one can find the following historical teaching aids: note devices, palpable watches, drawing machines for the subject of geometry, maps, globes, animalmodels,...