I did my bios here in vegas at the badura location on dec 12 and all i showed was the matricula and bio letter
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Application Accepted At Vermont: Nov 8, 2012
Biometrics Taken: Dec 11, 2012
Case Transferred: Mar 13, 2013
RFE Received by USCIS Oct 17, 2013
Approval: Oct 24, 2013