I JOSEPH PRIESTLEY [1874]
(An Address delivered on the occasion of the presentation of a statue
of Priestley to the town of Birmingham) 

II ON THE EDUCATIONAL VALUE OF THE NATURAL HISTORY SCIENCES [1854]
(An Address delivered in S.  Martin's Hall) 

III EMANCIPATION--BLACK AND WHITE [1865] 

IV A LIBERAL EDUCATION; AND WHERE TO FIND IT [1868]
(An Address to the South London Working Men's College)  

V SCIENTIFIC EDUCATION: NOTES OF AN AFTER-DINNER SPEECH [1869]
(Liverpool Philomathic Society) 

VI SCIENCE AND CULTURE [1880]
(An Address delivered at the opening of Sir Josiah Mason's Science
College, Birmingham)