8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):
August 31, 2004

INFORMATION HOLDINGS INC.

(Exact name of registrant as specified in its charter)

Delaware	1-14371	06-1518007
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

2777 Summer Street, Suite 602, Stamford, CT  06905

(Address of principal executive offices)      (Zip Code)

(203) 961-9106

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01.  Other Events

On August 31, 2004, Information Holdings Inc., a Delaware corporation (“IHI”) issued a press release announcing that at the IHI Special Stockholders’ Meeting held on August 31, 2004, the stockholders of IHI voted to adopt the Agreement and Plan of Merger, dated as of June 28, 2004, by and among IHI, The Thomson Corporation, an Ontario, Canada corporation (“Thomson”), and Thyme Corporation, a Delaware corporation and a wholly owned subsidiary of Thomson (the “Press Release”).

The Press Release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.  The foregoing is qualified in its entirety by reference to such document.

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Item 9.01.  Financial Statement and Exhibits

(c)Exhibits.

99.1Press Release issued by IHI on August 31, 2004.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	INFORMATION HOLDINGS INC.
Date:  August 31, 2004
	By:	/s/ Vincent A. Chippari
		Name:	Vincent A. Chippari
		Title:	Executive Vice President and Chief Financial Officer

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EXHIBIT INDEX

Exhibit	Description
99.1	Press Release issued by Information Holdings Inc. on August 31, 2004.

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EX-99.1

Exhibit 99.1

FOR IMMEDIATE RELEASE

INFORMATION HOLDINGS INC. ANNOUNCES STOCKHOLDER

APPROVAL OF ACQUISITION BY THE THOMSON CORPORATION

STAMFORD, CT, August 31, 2004 - - Information Holdings Inc. (NYSE:  IHI) announced today that it has received the required stockholder vote approving the merger agreement among IHI, The Thomson Corporation (NYSE: TOC; TSX: TOC) and a subsidiary of Thomson at a special meeting of stockholders.

The transaction is expected to close later this year pending approval by regulatory authorities and the satisfaction of other customary closing conditions.

About Information Holdings Inc.

IHI is a leading provider of information products and services to intellectual property and life science markets.  IHI’s data businesses, which include MicroPatent®, Master Data Centerä and IDRAC, provide a broad array of databases, information products and complementary services for intellectual property and regulatory professionals.  IHI’s Liquent unit is a leading provider of life science regulatory intelligence and publishing solutions.

The statements in this press release that are not historical facts are forward-looking statements.  Forward-looking statements are typically statements that are preceded by, followed by or include the words “believes,” “plans,” “intends,” “will,” “expects,” “anticipates,” or similar expressions.  Actual results may differ materially from the results predicted, and reported results should not be considered as an indication of future performance.  These forward-looking statements involve risks and uncertainties that could render them materially different.  More information about factors that could potentially affect IHI’s financial results is included in IHI’s filings with the SEC, including its Annual Report on Form 10-K for the year ended December 31, 2003.  The forward-looking information in this release reflects management’s judgment only on the date of this press release.

For further information, contact:

Vincent A. Chippari

Information Holdings Inc.

203-961-9208

vchippari@informationholdings.com

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