I bought it for 5€ of markplaats.nl
Come in a bakelite box and is non-ajustable
http://i59.photobucket.com/albums/g2...8421Medium.jpg
http://i59.photobucket.com/albums/g2...8420Medium.jpg
http://i59.photobucket.com/albums/g2...8419Medium.jpg
http://i59.photobucket.com/albums/g2...8418Medium.jpg
annybody know what type and what period it is?