PPN detector recorder, c 1975-1980.

PPN detector recorder, c 1975-1980.
2 9 c m
actual image size: 32cm x 21cm


PPN (Pre- and Post-Natal) Detector Recorder, device developed by Dr Michele Clements to record the output from her PPN Detectors used for screening the central nervous system of the unborn child. Made in England.

© Science Museum / Science & Society Picture Library

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