INDEX. iii 



E. 



Vol. Fol. 

 EARTH, fome phoenomena in the diurnal motion of the 



Earth illuftrated and explained II. 318 



EBONY Wood defcribed II. 3 



EELS, the manner of their generation defcribed II. 62 



in vinegar defcribed I. 1 2 7 



ELM Timber, its format! on II. l 



EQUIVOCAL, or fpontaneous generation, refuted [. 73 



EXCRESCENCE on the leaves of oak, caufed by a mag- 

 got, w^hich produces the gall-nut. . I. 137 

 ■ — on the leaves of thiftles produced in like 



manner I. 142 



on the leaf of the Willow II. 'n 



EYE, its cryftalhne humour described I. 231 



the ftrudlure of it defcribed by Adams I. 242 



of a Whale, the Author's remarks on it I. 205 



E. 



FEATHERS of Birds, their formation I. 271, 279 



. on the Vikings of the moth which breeds from 



a maggot in corn and on cloths I. 31 



, on the wings of a filkworm's moth I. 03 



_ . ■ of a large moth I. ill 



of a gnat II. 253 



FIBRES, the fmall component fibres in the flelh of ani- 

 mals examined by the microfcope II. 113 



in the bodies of fifh examined II, 1 lO 



in the flefliy part of a flea II 1 1 9 



. ■ in the flefli of a moufe . . II. 120 



FIR Timber, its different degrees of goodnefs I. 9 



its veflels particularly defcribed I. 10 



FISH, their age to be afcertained by the examination of 



their fcales I. 69 



