TABLES 



107 



CODE TABLE 8 

 Symbol PPP. — Corrected barometer reading 



(Code in "tens," "units," and "tenths" of millibars, omit Initial 9 or lu) 

 |1 lnch = 33.86395 mb. 1 mb. =0.02952993 tnch] ' 



Rased on standard gravity of 980.665 cm. /sec' 



