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OIBR.C similar filings
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June 29, 2007
U.S. Securities and Exchange Commission
Office of the Chief Accountant
100 F Street, NE
Washington, DC 20549
Office of the Chief Accountant
100 F Street, NE
Washington, DC 20549
Re: | O. I. Corporation File No. 0-6511 |
Dear Sir or Madam:
We have read Item 4.01 of Form 8-K of O. I. Corporation dated June 29, 2007, and agree with the statements concerning our Firm contained therein.
Very truly yours,
/s/ Grant Thornton LLP