Sennheiser MD21 + Base Stand Rare Vintage Microphone Mic Omni-Directional MD 21 | eBay
SENNHEISER MD-21 Microphone (1965) ON SNARE - YouTube
Stream 2. Vintage Microphone Recording. 1961 Sennheiser MD21. Drum overhead and also on Guitar by Martin Mitchell | Listen online for free on SoundCloud