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| J. Brian Palmer |
April 11, 2007
Mr. Jim B. Rosenberg
Securities and Exchange Commission
Division of Corporation Finance
450 Fifth Street, N.W.
Washington, D.C. 20549
Dear Jim,
We have received your letter dated March 30, 2007. We currently anticipate providing our responses to you by May 4, 2007. Should you have any questions, I can be reached at (617) 725-7118.
Sincerely,
/s/ J. Brian Palmer
Corporate Headquarters: |
| Executive Offices: |
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White Mountains Insurance Group, Ltd. |
| White Mountains Insurance Group, Ltd |
|
The Bank of Butterfield Building |
| 80 South Main Street, Hanover, NH 03755 |
|
42 Reid Street, Hamilton HM 12, Bermuda |
| Ph: 617-725-7118 ó Fax: 617-725-7120 |
|
Ph: 441-278-3160 ó Fax: 441-278-3170 |
| E-mail: bpalmer@whitemountains.com |
|