Works by John A. Bergstrom

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  1.  20
    A magnet registration key.John A. Bergström - 1900 - Psychological Review 7 (6):612-614.
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  2.  2
    A type of pendulum chronoscope and attention apparatus.John A. Bergstrom - 1900 - Psychological Review 7 (5):483-489.
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  3.  14
    Pendulum chronoscopes and accessories for psychological experimentation.John A. Bergstrom - 1910 - Psychological Review 17 (1):1-18.
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  4. Review of Reactionzeiten bei Durchgangsbeobachtungen. [REVIEW]John A. Bergström - 1900 - Psychological Review 7 (5):526-529.
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