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Four recent case histories

Powderham presented an overview of four recent applications of the observational method through 'progressive modification' He agreed strongly with Peck's views, emphasising that simplicity was at the heart of the method. In this context, there had not been major changes in its application as set out in Peck's 1969 Rankine lecture. However, there had been some important developments, including the enhanced role of teamwork and partnering and the strong linking of the observational method ...

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