533 
Trigonometrical Survey. 
and 14313,5 feet ; therefore 48874,2 — 171,5 = 48702,7 feet, 
is the distance of Banstead from the meridian of Greenwich ; 
and 72881,3 — 14313,5 = 58567, 8 feet for the distance from 
the perpendicular : but it must be remarked, that 171,6 and 
72882,5 (see the table of general results, Phil. Trans. Vol. 
LXXX.) are reduced to 171,5 and 72881,3 feet, by using the 
proportion of 274047 : 27404,2, the results of the two mea- 
surements on Hounslow Heath. 
sz 
MDCCXCV. 
