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OCR Rendition - approximate
I   Finger-prints of Sir William J. Herschel's right forefinger at 54 years' interval, the longest known proof of persistence. The 1913 print shows the creases which develop with old age. Cf. p. 142 above.
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OCR Rendition - approximate
I Finger-prints of Sir William J. Herschel's right forefinger at 54 years' interval, the longest known proof of persistence. The 1913 print shows the creases which develop with old age. Cf. p. 142 above.
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