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 color, and then the more accurate match in conformity to the conditions in each case may be secured by making changes in accordance with suggestions from a majority of the class, an exercise which will afford valuable practice for the pupils.

Formulas for a Chart of Broken Spectrum Scales.

In preparing the papers for the Chart of Broken Spectrum Colors the selection of the tones of the several colors has been made in accordance with the aesthetic color feeling of those to whom the matter was intrusted, but the hues of the colors are based on the standards of the pure spectrum colors.

If these colors are considered independently of their relation to a general system of color education, it may seem that a stronger and purer line of colors would be more beautiful; but