EXHIBIT 24.1
 
                               POWER OF ATTORNEY
                               -----------------


STATE OF ILLINOIS
COUNTY OF COOK


     KNOW ALL MEN BY THESE PRESENTS that John W. Alexander, having an address at
229 N. Church St., Charlotte, N.C. 28202, has made, constituted and appointed
and BY THESE PRESENTS, does make, constitute and appoint Douglas Crocker II and
Michael J. McHugh, or either of them, having an address at Two North Riverside
Plaza, Chicago, Illinois 60606, his true and lawful Attorney-in-Fact for him and
his name, place and stead to sign and execute in any and all capacities this
Annual Report on Form 10-K and any or all amendments to this Annual Report
granting unto each of such, Attorney-in-Fact, full power and authority to do and
perform each and every act and thing, requisite and necessary to be done in an
about the premises, as fully, to all intents and purposes as he might or could
do if personally present at the doing thereof, with full power of substitution
and revocation, hereby ratifying and confirming all that each of such Attorney-
in-Fact or his substitutes shall lawfully do or cause to be done by virtue
hereof.
     
      This Power of Attorney shall remain in full force and effect until
terminated by the undersigned through the instrumentality of a signed writing.
      
      IN WITNESS WHEREOF, John W. Alexander, has hereunto set his hand this 24th
day of February, 1997.

                                                 /s/ John W. Alexander   
                                                 -------------------------------
                                                 John W. Alexander

      I, Patricia M. Nesti, a Notary Public in and for said County in the State
of aforesaid, do hereby certify that John W. Alexander, personally known to me
to be the same person whose name is subscribed to the foregoing instrument
appeared before me this day in person and acknowledged that he signed and
delivered said instrument as his own free voluntary act for the uses and
purposes therein set forth.
     
       Given under my hand and notarial seal this 24th day of February, 1997.

                                                 /s/ Patricia M. Nesti
                                                 -------------------------------
                                                          (Notary Public)
 My Commission Expires:
       1/24/98