EX-10.1
from 8-K
2 pages
June 29, 2007 U.S. Securities and Exchange Commission 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
12/34/56