MoMA | The Collection | Dieter Rams. Audio 1 Radio-Phonograph (model TC 40). 1962

via http://www.moma.org/collection/browse_results.php?criteria=O%3ADE%3AM%3A1%2C2%7CA%3AYM%3AB%3A1960-1969&page_number=622&template_id=1&sort_order=1