CONTENTS. 



1893. 



PAGE 



Jan. 20. — Professor Dewar — Liquid Atmospheric Air .. 1 



„ 27. — Francis Galton, Esq. — The Just-Perceptible 



Difference .. .. .. .. .. 13 



Feb. 3. — Alexander Siemens, Esq. — Theory and Practice in 

 Electrical Science (with Experimental Illustra- 

 tions) .. .. .. .. .. .. 27 



6.— General Monthly Meeting 40 



„ 10. — Professor Charles Stewart — Some Associated 



Organisms (no Abstract) .. .. .. .. 43 



„ 17. — Professor A. H. Church — Turacin, a remarkable 



Animal Pigment containing Copper .. .. 44 



,, 24. — Edward Hopkinson, Esq. — Electrical Railways .. 50 



March 3. — George Simonds, Esq. — Sculpture, considered 



apart from Archaeology .. .. .. .. 58 



„ 6.— General Monthly Meeting G3 



„ 10. — Sir Herbert Maxwell, Bart. — Early Myth and 



Late Romance (no Abstract) », .. .. 66 



„ 17. — William James Russell, Esq.— Ancient Egyptian 



Pigments .. .. .. .. .. .. 67 



40144 



