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Timer for Reaction Time
Timer for Reaction Time

Timer for Reaction Time

Datecirca 1950
Inventory NumberWJ1018
ClassificationTimer
Subject
    Dimensions23.7 x 20.5 x 33.7 cm, 21.49 lb. (9 5/16 x 8 1/16 x 13 1/4 in., 9.8 kg)
    Signedon front of scale: STANDARD
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