My kids recently watched an episode of Nickelodeon’s teen sitcom Sam & Cat, starring Jennette McCurdy and Ariana Grande. Yes, it really was my kids who turned it on. I was in the other room working.

I: Methodology -- The history of silent film sound -- Crisis historiography -- II: The late-nineteenth-century soundscape -- The musical scene -- Lecture logic -- III: Early film sound -- From peep ...