This slow motion video shows how the IBM Selectric golf ball spins around to select the correct letter to hit the page.
Via The Awesomer
When he took office in 1909 Taft made the decision to move the executive office from the Roosevelt Room to the room of the president’s secretary (now known as the Chief of Staff) during his expansion of the West Wing. The office had previously been rounded at just one end, but Taft had it remodeled to a more democratic oval shape.
President Biden opted to keep the Clinton drapes in the windows and has brought back Clinton’s navy rug, too. New additions include a 3.9-billion-year-old moon rock.