Redirect Notice
 The previous page is sending you to https://www.edaboard.com/media/magnetic-drum-memory-invented-all-the-way-back-in-1932-in-austria-it-was-widely-used-in-the-1950s-and-60s-as-the-main-working-memory-of-computers.57045/.

 If you do not want to visit that page, you can return to the previous page.