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congelation in water, p. 277. When pure water is cooled below its freezing point 
the leall particle of ice or fnow brought in contadl with it caufes an inftant congelation, 
p. 283. 
Water-wagtail's neft chofen by a cuckoo to lay her egg in, p. 223, 
Wine, Spirit of, its effedt on the freezing point of water, p. 309. 
Withering , Dr. letter to Dr. Prieftley, p. 319. See Letter. 
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FROM THE PRESS OF JOHN NICHOLS. 
