SESSION XIX. 



1829. 

 Oct. 6. — Observations on Lithographic Printing. — Dr. 



Traill. 

 Dec. 4. — Letter communicating the result of Inquiries 



respecting Fever at Gibraltar. — Mr. Barron 



Field, Cor. Mem. 

 1830. 

 Jan. 8. — On the Kuins of Ancient Babylon. — Dr. Traill. 

 Feb. 3. — On Vaccination. — Dr. Reynolds. 

 March 5. — On the Instability of Commercial Nations. — 



Mr. Merritt. 

 April 2. — Notices of the Life and Works of Raphael, 



illustrated by engravings — Mr. Winstanley . 

 May 7. — Description of a Register Anemoscope, Barometer, 



and Thermometer, by the inventor. — Dr. Traill. 



SESSION XX 



Oct. 1. — On the Standard of Taste, and the Proper Defini- 

 tion of Beauty, in the Fine Arts. — Rev. W. 

 Lamport. 



Nov. 5. — (Miscellaneous Information.) 



Dec. 3. — On Epidemic Diseases. — Dr. Hancock. 

 1831. 



Jan. 7. — On Criminal Jurisprudence. — Mr. Thomas Jevons. 



Feb. 4. — An Account of the Russian Baths at Hamburg. — 

 Dr. Traill. 



March 4. — Account of the Meeting of German Literati, 

 held at Hamburg, in October, 1830 — Part I. 

 —Dr. Traill. 



April 8. — Account of the Meeting at Hamburg, Part II. — 

 Dr. Traill. 



May 6. — Magnetism applied to ascertain the Thickness of 

 Walls, Strata of Earth, &c. — Rev. W. Scoresby. 



SESSION XXI. 



Oct. 7. — On the Sources of Animal Heat. — Dr. Carson. 

 Nov. 4. — Memoir of the late Mr. Roscoe.* — Dr Traill. 



* He was born March 8th, 1753, and died June 30th, 1831. He was 

 elected President of the Society in 1817, and continued to fill that office till 

 his death. 



