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Filing metadata

Accession number: 0001179110-12-007812
Form type: Form 4
Filer: TGC INDUSTRIES INC
CIK: CIK 799165
Filed: May 04, 2012
Reporting period: May 02, 2012
Description: Insider transaction

Documents

0001179110-12-007812-index.htm

Complete submission

0001179110-12-007812.txt

directory listing

Filed by

TGC INDUSTRIES INC