American psychologist, educator and philosopher (1842–1921)
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Elements of physiological psychology : a treatise of the activities and nature of the mind from the physical and experimental points of view (thoroughly rev. and re-written) / by George Trumball Ladd and Robert Sessions Woodworth.
Ladd, George Trumbull, 1842-1921.Date: 1911
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Outlines of physiological psychology : a text-book of mental science for academies and colleges / by George Trumbull Ladd.
Ladd, George Trumbull, 1842-1921Date: 1896
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Elements of physiological psychology : a treatise of the activities and nature of the mind from the physical and experimental point of view / by George T. Ladd.
Ladd, George Trumbull, 1842-1921.Date: 1900
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Elements of physiological psychology : a treatise on the activits and nature of the mind from the physical and experimental point of view / by George T. Ladd.
Ladd, George Trumbull, 1842-1921Date: 1887
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Elements of physiological psychology : a treatise of the activities and nature of the mind : from the physical and experimental point of view / by George T. Ladd.
Ladd, George Trumbull, 1842-1921.Date: 1889