LETTERS ON NATURAL MAGIC, 



ADDRESSED TO 



SIR WALTER SCOTT, BART. 



BY 



SIE DAVID BREWSTER, K.E. 



M,.D., F.R.S., V.P.R.S.E., ETC., ETC. 



WITS INTRODUCTORY CHAPTERS ON THE BEING AND FACULTIES 



OF MAN, AND ADDITIONAL PHENOMENA OF 



NATURAL MAGIC. 



BY 



J. A. SMITH, 



AUTHOR OF A TREATISE ON THE "STRUCTURE OF MATTER," ETC. 



LONDON: WILLIAM TEGG. 



1868. 



