MEASURINf; OF ATR. 



459 



A' 



lABLE Vi (ej, 

 SUMMARY 



90.6 



Tal:)le VII gi\cs llic drop of pressure across the Venturi 

 measured in inclics water column and the reduction to Ibs'sq. in. 

 and standard gravity and temperature. 



TABLE \TI 



I'ciifuri head Jiicasiirrd by zcaf.:v gauge. 



