The number of Plates in this volume is XVIIL 
ERRATA. 
Page 50, line after Mr. Charles Hutton, infer t F. R. S. 
136, line 5, for feventh, read eighth 
*4 6, line 6 from the bottom, for unheal ty, read unhealthy 
160, line 2, after Edward King, Efq. infert F. R. S. 
162, line 7,/^r Sage-tree read Sago-tree 
206, line is, for was read were 
242, line t2, 13, 14, for enclofing a letter — conduftors. read en» 
clofing an Account of Mr. Wilson's Experiments oil 
the nature and ufe of Conduftors, ad dr e/Ted to his 
MAJESTY. 
285, line 7 from the bottom, /ar maing, read maining 
327, line 1, for coucluded, read concluded. 
554, line i,for Abtraft, read Abftraft 
567, line r , for Exraft read Extraft. 
571, line 4, after George Lloyd, infert Efq. F. R. S. 
5740 
575 » > line 2 >f or * 77 8 * r * aJ x 777 
57 6 >] 
Rain in February 18, for 1.079, reado . 079 
— -July 2i y for 1. 194, read 0.194 ; 
■■ ■ ■ ■ Oftober i$,for 0.992, read 0.092 
■ January for 1.029, rea< * 1.039 
— — July,/2>r 5.697, read 4.697 
■ ■ ■ ■ whole year,yw* 25.371, read 24.381 
815, line $,for bing, read being 
367, line i$ifor thefe read their 
577 > 
587. 
593. 
598. 
