INDEX TO THE PROCEEDINGS 



with references to the Transactions. 



M 



Abel's Theorem and its converses (Kienast), 129. 



Amos, A., Experimental work on clover sickness, 127. 



Aphidius, Life History of Lygocerus (Proctotrypidae), hyperparasite of 



(Haviland), 293. 

 Aphis grossulariae Kalt., Bionomics of (Haviland), 266. 

 Aphis viburni Schr., Bionomics of (Havtland), 266. 

 Appleton, E. v.. Elected Fellow 1919, May 19, 349. 

 Arbek, a., Elected Associate 1919, May 19, 349. 

 Aston, F. W., Neon Lamps for Stroboscopic Work, 300. 

 The distribution of intensity along the positive ray parabolas of atoms 



and molecules of hydrogen and its possible explanation, 317. 

 Axiom in Symbohc Logic (Van Horn), 22. 



Bacteria, Mutation in (Doncaster), 269. 



Bailey, P. G., see Punnett, R. C. 



Bessel functidns of equal order and argument (Watson), 42. 



Bessel functions of large order (Watson), 96. 



Bionomics of Aphis grossulariae Kalt., and Aphis viburni Schr. (Havtland), 266. 



BORRADAILE, L. A., On the Functions of the Mouth-Parts of the Common 



Prawn, 56. 

 Bracken as a source of potash (Purvis), 261. 

 Brindley, H. H., Notes on certain parasites, food, and capture by birds of 



the Common Earwig (Forficula auricularia), 167. 

 Buchanan, D., Asymptotic Satellites in the problem of three bodies. See 



Transactions, xxii. 

 Burbidge, p. W., Elected Associate 1919, February 3, 348. 



Cambridgeshire Pleistocene Deposits (Marr), 64. 



Caporn, a. St Clair, The Inheritance of Tight and Loose Paleae in Avena niida 



crosses, 188. 

 Cells, Action of electrolytes on the electrical conductivity of (Shearer), 263. 

 Chapman, S., Terrestrial magnetic variations and their cormection with solar 



emissions which are absorbed in the earth's outer atmosphere. See 



Transactions, xxii. 

 Colourimeter Design (Hartridge), 271. 

 Convergence, Uniform (Jolliffe), 191. 

 Convergence, Uniform, concept of (Hardy), 148. 



