Exhibit 4.2 PURCHASE AGREEMENT This PURCHASE AGREEMENT is made as of the 30th day of June, 2001, by and between Tower Group, Inc. (the "Company"), a company organized under the laws of Delaware and PXRE Reinsurance Ltd., a company organized under the...Purchase Agreement • July 23rd, 2004 • Tower Group, Inc. • Fire, marine & casualty insurance • New York
