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`Child's tie: attachment'

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Nissen 1953. Also includes `Note after Ciba 1965'; `Paper read to the Association for Study of Animal Behaviour'; correspondence with Mary Ainsworth, Mar 1954; Robert Hinde, Oct-Dec 1955; Christopher Rieu, Nov 1955; Daphne Seamark, Nov 1955.

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`Child's tie: attachment'

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