TO DEAERATION TANK 
\/4" NEEDLE VAL 
a VALVE 
CREST OF OVERFLOW 
Pech; 
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| 
| 
| 
| 
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1 
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nozzle i! 
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ELEVATION VIEW 
OVERFLOW 
COLLECTOR 
WIRE SCREENS 
PLAN VIEW 
Figure 18. Hot-film anemometer calibration tank. 
AT 
