Titlebook: Ultrasonic Imaging and Holography; Medical, Sonar, and George W. Stroke,Winston E. Kock (Visiting Profess Book 1974 Plenum Press, New York

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Ultrasonic Tissue Visualization and Surgery in Brain,s provided a craniectomy as part of a more conventional brain surgery procedure for therapy. Although initially applied to brain, the methods are not limited to this structure and exploration of the more general application of the technique is envisioned.

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New Dimensions For R&D Program Management,s to goal-oriented research and development is apparent in a number of documents and speeches. Consider, for example, the following excerpts from the reports of the Central Policy Review Staff-and the Council for Scientific Policy in the United Kingdom. the so-called Rothschild and Dainton reports.

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Ultrasonic Holography: A Practical System,bly the first device to be considered for imaging sound. Other methods of imaging sound have received much more attention. For instance, an ultrasound camera involving the use of a piezoelectric plate as a detector, which was also first suggested by Sokolov (2), was brought into practical use by sev

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