Two typescript drafts of the first lecture of Platt's introductory course for third years, titled 'Bone - Development, Growth, Repair'. The first piece consists of nine sheets of typescript draft heavily annotated by Platt. The second piece is a later typescript draft. The lecture introduces the history of study of the human skeleton, and basic properties of the skeleton.
See PLA/5/1/2 for earlier notes for this lecture. See PLA/5/2/12 for a list of slides used at this lecture.