A

CRITICAL EXAMINATION

OF

THE FIRST PRINCIPLES

OF

GEOLOGY

A SERIES OF ESSAYS.

By G. B. GREENOUGH,

PRESIDENT OP THE GEOLOGICAL SOCIETY ,

F.R.S. F.L.S.

LONDON :

Printed by Strahan and Spottiswoode, Printers-Street;FOR LONGMAN, HURST, REES, ORME, AND BROWN,

PATERNOSTER-nOW.

1819 .