Minutes, meeting of the Physiology and Medical Sciences Sectional Committee Report on papers passed for publication in the Proceedings: J H Priestley and R C Knight, 'On the nature of the toxic action of electric discharge upon Bacillus coli communis'. F A Bainbridge, S H Collins, and J A Menzies, 'Experiments on the kidneys of the frog'. L Hill and M Flack, 'The effect of the liability (resilience) of the arterial wall on the blood pressure and pulse curve'. C Revis, 'Variation in B coli. The production of two permanent varieties from one original strain by means of brilliant green'. C Revis, 'On the probable value to B coli of 'Slime' formation in solis'. Papers considered: A D Waller, 'The various inclinations of the electrical axis of the human heart'. A W Porter and F W Edridge Green, 'Negative after-images and successive contrast with pure spectral colours'. S B Schryver, 'Some investigations on the phenomena of 'clot' formation. Part I. On the clotting of milk'. Surg-Gen Sir D Bruce, Majors D Harvey and A E Hamerton and Lady Bruce, 'Trypanosome diseases of domestic animals in Nyasaland [Malawi]. III T pecorum'. Dr G J Burch, 'On light sensations and the theory of forced vibrations'. 24 April 1913