CORRIGENDA. 



P. 6, note 2, for fortschritte read Fortschritte. 



P. 7> note 4, for nouvelles read nouvelle. 



P. 23, 2, for irritability read excitability. 



P. 56, line 4 from top,ybr Marcy read Marey. 



P. 56, Exp. II, heading, for .... read the break-contraction. 



P. 57, Exp. Ill, heading,/or .... read the break-contraction. 



P. 57, Exp. IV, heading, for .... read the break-contraction. 



P. 94, line 13 from bottom, for break read make. 



P. 123, line i8,for Thermopyle read Thermopile. 



P. 1 66, line i,for through read in. 



P. 168, line 19, for polarisation-current read effects. 



P. 187, line 13 from bottom, for would read should. 



P. 203, line 19 from bottom, for Sect. 2 read p. 163. 



P. 204, line 13 from bottom, for that read of. 



P. 204, line II from bottom, for Sect. 9 read Sect. 10. 



P. 249, line 4, for Sect. 9 read Sect. 8. 



P. 277, note i, for p. 404 read p. 343. 



P. 280, line 2 from bottom,/or Sect, i read Sect. 21. 



P. 297, line II, for or read in the. 



P. 343, note, for No. V read No. VI. 



P. 471, line 3, for positive read negative. 



P. 490, line 6 from bottom, for No. V read No. VI. 



P. 504, note,/or p. 224 read p. 457. 



