depiction of Oz in the 1939 film is one of a pastoral society, and whilst having the bulk of the technological advancements of the era integral to it’s construction (e.g. colour, practical effects) has little in the way of modern technology shown. Kansas on the other hand is also agrarian, but portrayed in a traditional way; sepia-tone, but contains a monopoly on technological progress such as bicycles and farm machinery. This is possibly a device used to exemplify the dreamlike nature of Oz in the 1939