"It's a wonderful property," says one Boston investmentspecialist who predicts the tower will generate considerableinterest from a range of potential suitors. Along with an attachedparking garage, the source notes that 75-101 Federal St. benefitsfrom a strong location and a large block of retail space thatfeatures a bank, convenience store and several restaurants. Thebustling Downtown Crossing shopping district is also close by, asis access to virtually all of the city's subway lines.

Due to its unique history, 75-101 Federal St. has a complicatedownership arrangement, with a Dutch pension fund controlling 75Federal St. and Equity Office Properties running the larger, andnewer, 101 Federal St. The Dutch group acquired the building withBeacon Properties Corp. in the mid-1990s from the H.N. Gorin Co.,which had developed both structures, albeit nearly 70 years apart.Equity took over in 1998 when it purchased Beacon, at the time apublic REIT.

Calls to Equity were not returned, while Trammell Crow brokerRobert E. Griffin Jr. declined comment.