Fiona Konca on Twitter: "A 1957 Grundig TK830 #taperecorder, Sarah Vaughan and Quincy Jones #reeltoreel #taperecorders #taperecording https://t.co/rS0F9XvXNQ" / Twitter
Grundig TK-830 restored - YouTube
Grundig Majestic TK830,TK830E,TK830OU : Free Download, Borrow, and Streaming : Internet Archive