1

                                                                    Exhibit 24.1


                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998            /s/ James F. Wirth
                                   ---------------------------------------------
                                   Name:  James F. Wirth
                                   Title: Trustee, Chairman, President and Chief
                                          Executive Officer

   2
                                                                    Exhibit 24.1




                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998       /s/ Gregory D. Bruhn
                              -----------------------------------------------
                              Name:  Gregory D. Bruhn
                              Title: Trustee, Executive Vice President, 
                                     Chief Financial Officer, Treasurer 
                                     and Secretary
   3
                                                                    Exhibit 24.1




                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998                  /s/ Marc E. Berg
                                         -------------------
                                         Name:  Marc E. Berg
                                         Title: Trustee
   4
                                                                    Exhibit 24.1




                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998                    /s/ Lee J. Flory
                                           -------------------
                                           Name:  Lee J. Flory
                                           Title: Trustee
   5
                                                                    Exhibit 24.1




                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998                     /s/ Edward G. Hill
                                            --------------------
                                            Name:  Edward G. Hill
                                            Title: Trustee
   6
                                                                    Exhibit 24.1




                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of James F. Wirth and
Gregory D. Bruhn, with full power to act without the other, his true and lawful
attorney-in-fact and agent, with full power of substitution and resubstitution,
for him and in his name, place and stead, in any and all capacities (until
revoked in writing) to sign any and all amendments (including post-effective
amendments) to this Registration Statement, to file the same, together with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, to sign any and all applications,
registration statements, notices and other documents necessary or advisable to
comply with the applicable state securities laws, and to file the same, together
with all other documents in connection therewith, with the appropriate state
securities authorities, granting unto said attorneys-in-fact and agents or any
of them, or their or his substitutes or substitute, full power and authority to
perform and do each and every act and thing necessary and advisable as fully to
all intents and purposes as he might or could perform and do in person, thereby
ratifying and confirming all that said attorneys-in-fact and agents or any of
them or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

Date: December 21, 1998                      /s/ Steven S. Robson
                                             -----------------------
                                             Name:  Steven S. Robson
                                             Title: Trustee