13audio, Uncategorized, Various Now isn't this Cool….. Posted by 13Audio on April 19, 2016 Twin decks for mono all provided by Tannoy for the navy in 1935…… Hello sailor ! Yes the tree was optional…! All fun… Share this:Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)MoreClick to share on Twitter (Opens in new window)