Letters to a mother on the philosophy of Froebel (1899)
Blow, Susan E. (Susan Elizabeth), 1843-1916 · New York, D. Appleton and company · leaf 209
lor. In asubject whose normal strength wasexpressed by 23, it became 24 whena blue light was thrown upon theeyes, 28 for green, 30 for yellow, 35for orange, and 42 for red. Red isthus the most exciting color. Of the accompanying cuts which Iborrow from Professor James, No. 1 shows the way in which… … Respiratory curve ofNo. 2 : a, with yellowlight; 6, with greenlight ; c, with redlight. The red hasthe strongest effect. THE REVELATION TO SENSE. 1S7 nor satisfactorily distinguish different objects, forobjects of the same class may have different colors,objects of different classes may have the…
Fröbel, Friedrich, 1782-1852 · Kindergarten
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