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Dried Human Saliva behaves in exactly same way in flame of spirit Lamp.— Has glistening fracture is brittle — of course highly vesicular & small portion. presetendedt1 nearly same appearance as the Swift's nest.— «But» In water softens more readily.—

Physical Characteristics: wove paper; grey blue; folded

t1 presetended] conjectured transcription

Transcription and apparatus copyright the American Museum of Natural History