Vintage Ad – 1945: Free Slide Rule Published on March 10, 2022 Posted in: Invention & Technology Free Slide Rule Ad, Crack Detective Stories, September 1945, page 93.Click to Read More...
Ad – 1961: Telefunken Reel-to-Reel Tape Recorder Published on March 8, 2021 Posted in: Invention & Technology Telefunken Reel-to-Reel Tape Recorder by Audio Elite, Ad, Audio Magazine, September 1961, page 97.Click to Read More...