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User name Yi Qiang
Log entry time 11:03:38 on May 05, 2009
Entry number 270980
keyword=Gauges for reference cell have been zeroed
At 1 atm, I zeroed the high pressure gauge and put the adjusted the low
pressured gauge to 760.
At vacuum, I read -5 torr from low pressure gauage and -15 psig from high
pressure gauge.