XXL anatomical model of the ear. This was manufactured in the 1960s by Luctor (Barn, NL).
 
The model is nicely detailed and still has all removable parts. It was used for didactic purposes in schools. The ear is mounted on a wooden board with hammered paint that also bears the original manufacturer's sticker.
 
Luctor was a publishing company, wholesaler and manufacturer of school supplies, teaching aids and office supplies that existed from 1937 to 1975 at Baarn.