PREFACE. 
IX 
Exeter, our readers are indebted for the articles Gram- 
mar, Language, Mental and Moral Philosophy, Under- 
standing, the origin of Writing, and many others con- 
nected with the philosophy of the mind. For the articles 
Criticism, History, Poetry, and Rhetoric, our obliga- 
tions are due to the Rev. Wm. Shspuerd, author of the 
Life of Poggio Bracciolini. To J. J. Grellier, Esq. 
of the Royal Exchange Insurance Company, are to be 
ascribed many valuable articles on Political Economy, 
the Doctrine of Annuities, Reversions, Assurance, &c. 
In our Medical Department, the articles Dietetics, 
Diseases and Treatment of Infancy, Materia Medica, 
Medicine, Midwifery, and Pharmacy, were written by 
J. M. Goon, Esq. the learned translator of “ Lucre- 
tius,” and author of many works in medicine, and the 
sciences connected with it. Those on Anatomy, Com- 
parative Anatomy, the Natural History of Man, Physio- 
logy, Surgery, &c. were drawn up by W. Lawrence, Esq. 
of St. Bartholomew’s Hospital. 
To a very ingenious pupil of Dr. Smith, the cele- 
brated President of the Linnean Society, we are indebt- 
ed for the introductory treatise on Botany. Dynamics, 
Hydraulics, Music, Fortification, Perspective, and many 
other articles in Mathematics and Experimental Philo- 
sophy j and also those on Farriery and Gardening, were 
composed by Capt. Williamson, a gentleman well known 
to the literary and philosophical world. The articles Dis- 
tillery and Galvanism were written by Mr. Sylvester 
