March 1970 Issue [Article] Watching the animals Download PDF Adjust Share by Richard Rhodes, This article is only available as a PDF to subscribers. Download PDF Tags 20th century Iowa Packing-houses Pork industry and trade Slaughtering and slaughter-houses United States More from Richard Rhodes The battle for my body Cupcake land. Requiem for the Midwest in the key of vanilla A yield against the odds. Harvest time on a Missouri farm Adjust Share