ERRATA. 



Page 21, line 4 from bottom, /or value v read value of v. 



23, line 7 from top,/or (cos t + s'm <) read (sin <-cos t). 



— line 4 from bottom, for e"' read e"**. 



— line 3 from bottom, the first mimts sign in the line should be plus. 

 26, line 2 from bottom, /or 23° 23' read 6.6° .37'. 



122, line 5 from top, /or chemical r»(S^|j^>ulfeaW':^ 



130, line 6 from top, /or in his " 'Iu-e'!ffr|^::it=p^;V'it|il Motions," " where, read " in his 



' Treatise upon Vital Motions' AVfo^;e.f L^ ^■r"<y 

 633, line 23 from top, /or treatise readcSstf^^T""^ 

 644, line 2 from bottom, /or 1778 read 1781. 

 714, line 5 from bottom, /or two primary affinities read two secondary affinities. 



