Immerse yourself in the mechanical charm of yesteryear with '2150 Adding Machines.' This sound pack features authentic recordings of antique adding machines from the 1930s, capturing the tactile elegance of button presses, crank pulls, and paper rolls. Perfect for historical soundscapes, period films, or retro-themed projects, these meticulously recorded effects provide a time-traveling auditory experience, bringing the vintage office ambiance to life.