XIV CONTENTS, ERRATA, %C. 



Authorities employed in preparing the Lectures. Mechanism 

 of the Class-Instruction in Physical Science. Class- 

 Books. Means of ascertaining the progress of the Pu- 

 pils p. 108 



7. CONCLUSION. 



Summary. The arguments employed applicable to every 

 kind of Education. The Schools of Hazelwood and Bruce 

 Castle, intended as preparatory seminaries, in every de- 

 partment of Study, for the Universities and Public Institu- 

 tions for Professional Education. Suggestion respecting 

 the study of the Physical Sciences by Youth. The extent 

 and rank of that department of study in the Schools de- 

 pendent on the public estimation of its value. . . . p. 114 



ERRATA, &c. 



Page 20, line 19 from the bottom, after " on each side of this section" insert 

 "arranged in a corresponding manner." 



Page 23, line 13, for "while " read "when." 



, line 9 from the bottom, after "an equal quantity of iron" insert 



" having the same form." 



Page 27, line 7, for "eleven inches" read "eleven inches and three quar- 

 ters." 



Page 61, line 3, for "them " read "it." 



Since the observations in p. 27 were printed, Sir James South, having filled 

 the Chair of the Astronomical Society for the period of two years, has, in con- 

 formity with the statutes, retired from the Presidency, in which office he has been 

 succeeded by the Bishop of Cloyne, Dr. Brinkley. 



Since p. 79 was printed, Professor Sedgwick, having filled the Chair of the 

 Geological Society for the same period, has, in conformity with the regulations of 

 that body, retired from the Presidency, in which he has been succeeded by Mr. 

 Murchison. 



