“…Although a revised version of the test is now available (Kirk et al, 1968), it is likely that, for a variety of reasons, the experimental edition will continue to be used in Britain for some time. It is surprising, therefore, that only one British study reporting findings with the experimental version has been published so far (Phillips, 1968). The need for a British standardisation, or at least for normative data on a sample of British children, has been stressed by Phillips, particularly in view of the small number of children used in the USA standardisation sample (25 boys and 25 girls at each six-month interval).…”