Jour. sa. Coll., Vol. XXXVII.. Art. 1. Plaie XXVI. 



Fig. 1. Oscillogram No. 



Fatigae by descending stimuUitiDg current, 



Fig. 2. OBcillogrom No. 8. 



Fatigue by descending and ascending stimulating cuiTents altci-nately given. 





Ascendinp-stimuli, 



Fig. :i. OsciUnpram No. 7h. 



Descondiug-stimnli. 



Fig. 4. Oscilln^miiii Nn. 7h'. 



ABccnding-fltimuIi. 



*'Poji lUwMrcbM OB tb<- Glwtric iHaclikr)^ of tbv laolftt«-! Elc«thoOrpui cf Attr^ft (iipui«» E1f«trie Eaj) by Mmiia of O«:illofnikp))- 



