EXHIBIT 24.1


                            SOUTHERN CALIFORNIA BANK
                               4100 Newport Place
                                    Suite 130
                         Newport Beach, California 92660



                                 March 31, 1999

Cornerstone Industrial Properties
4590 MacArthur Boulevard, Suite 610
Newport Beach, CA  92660

         Re:      Escrow Account No. 12563-GG
                  Cornerstone Industrial Properties
                  Income and Growth Fund I, LLC (the "Fund") 

Gentlemen:

         Southern  California Bank does hereby agree to be the Escrow Agent with
respect to the subject account. We further agree to release funds to Cornerstone
Industrial Properties,  the Managing Member of the Fund, only in accordance with
the terms of the Escrow Agreement described in the Prospectus of the Fund.

         Southern  California  Bank does hereby  further agree to the use of its
name for the  purpose  of  reference  to it as Escrow  Agent for the Fund in its
Registration Statement.

                                                     Very truly yours,



                            SOUTHERN CALIFORNIA BANK