Mechanical Computers and Sound Collectors: World War I Anti-Aircraft Technology

This post was written by Harry Snodgrass. Harry is working on a project to preserve and digitize World War I and World War II films and photographs. As we remember and applaud our veterans for their service on Veterans Day, I wanted to bring attention to a lesser-known film in the collection at the National … Continue reading Mechanical Computers and Sound Collectors: World War I Anti-Aircraft Technology