The Cure of Imperfect Sight by Treatment
Without Glasses - online book

The Original Bates Method, for correcting vision defects

	Optimum Blacks                    131
	(see Chapter XVIII) with many persons as compared with black velvet, silk, broadcloth, ink and the letters on the Snellen test card, although no blacker than these other blacks. A familiar black object can often be re membered more easily by the patient than those that
	Fig. 44 No. 1.-Owing to paralysis of the seventh nerve on the right side, resulting from a mastoid operation on the right ear, the patient is unable to close her lips. No. 2.-After palming and remembering a perfectly black pe riod she became able not only to close the lips, but to whistle. The cure was permanent. are less so. A dressmaker, for instance, was able to re member a thread of black silk when she could not remem ber any other black object.