EXHIBIT 99.1
[THOMSON LOGO]
The Thomson Corporation
Suite 2706, Toronto Dominion Bank Tower
P.O. Box 24, Toronto-Dominion Centre
Toronto, Ontario M5K 1A1
Canada
Tel (416) 360-8700
January 18, 2007
British Columbia Securities Commission
Alberta Securities Commission
Saskatchewan Financial Services Commission
Manitoba Securities Commission
Ontario Securities Commission
Autorité des marchés financiers
New Brunswick Securities Commission
Nova Scotia Securities Commission
Registrar of Securities, Prince Edward Island
Superintendent of Securities, Newfoundland and Labrador
Registrar of Securities, Government of Yukon Territory
Registrar of Securities, Department of Justice, Government of Northwest Territories
Registrar of Securities, Government of Nunavut
Toronto Stock Exchange
CDS Clearing and Depository Services Inc. (by fax)
The Depository Trust Company (by fax)
Re:The Thomson Corporation – Notification of Meeting and Record Date
Ladies and Gentlemen,
Pursuant to National Instrument 54-101,Communication with Beneficial Owners of Securities of a Reporting Issuer(NI 54-101),we advise the following:
Date of Meeting | May 2, 2007 | |||
Record Date for Notice and Voting | March 19, 2007 | |||
Beneficial Ownership Determination Date | March 19, 2007 | |||
Class of Securities Entitled to Receive Notice of and Vote at the Meeting | Common Shares | |||
Whether the Meeting is a Special Meeting (as defined by NI 54-101) | Yes | |||
CUSIP | 884903105 |
Sincerely,
/s/ Paula R. Monaghan
Paula R. Monaghan
Assistant Secretary