-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 KfsekmtGu5ox2jfo+6f4sCevCl7ueyuJPtF6UsB8ZeKjNCGIosfj+c5N7Bey28uS
 eds2lk+2As07do5wRkORmg==

<SEC-DOCUMENT>0001181431-09-000015.txt : 20090102
<SEC-HEADER>0001181431-09-000015.hdr.sgml : 20090101
<ACCEPTANCE-DATETIME>20090102102715
ACCESSION NUMBER:		0001181431-09-000015
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20081231
FILED AS OF DATE:		20090102
DATE AS OF CHANGE:		20090102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LANCASTER J BRUCE
		CENTRAL INDEX KEY:			0001206168

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-06511
		FILM NUMBER:		09500290

	BUSINESS ADDRESS:	
		STREET 1:		221 W FIRST ST
		CITY:			KEWANEE
		STATE:			IL
		ZIP:			61443
		BUSINESS PHONE:		309 852 2131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OI CORP
		CENTRAL INDEX KEY:			0000073773
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		IRS NUMBER:				730728053
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 9010
		STREET 2:		151 GRAHAM RD
		CITY:			COLLEGE STATION
		STATE:			TX
		ZIP:			778429010
		BUSINESS PHONE:		4096901711

	MAIL ADDRESS:	
		STREET 1:		151 GRAHAM RD
		STREET 2:		P O BOX 9010
		CITY:			COLLEGE STATION
		STATE:			TX
		ZIP:			77842-9010

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OCEANOGRAPHY INTERNATIONAL CORP
		DATE OF NAME CHANGE:	19801205
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd228074.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000073773</issuerCik>
        <issuerName>OI CORP</issuerName>
        <issuerTradingSymbol>OICO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206168</rptOwnerCik>
            <rptOwnerName>LANCASTER J BRUCE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P.O. BOX 9010</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>COLLEGE STATION</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77842</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CEO &amp; CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-12-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>169</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.224</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2849</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares were acquired on December 31, 2008 pursuant to participation in the Company's Employee Stock Purchase Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Laura E. Samuelson (Attorney-in-Fact)</signatureName>
        <signatureDate>2009-01-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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