18 The Fine Structure of Bone and Calcified Cartilage A Critical Review of the Contribution of Electron Microscopy to the Understanding of Osteogenesis

*The Department of Pathology, University of Sydney, Sydney, Australia. Original work reported in this paper was aided by grants from the National Health and Medical Research Council, the New South Wales State Cancer Council, the Post-Graduate Medical Foundation, and the Cancer Research Committee Fund, University of Sydney. My thanks are due to Professor B. T. Mayes for the use of the electron microscope in the Queen Elizabeth II Research Institute for Mothers and Infants, University of Sydney.