AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON August 17, 2004

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934

                               (Amendment No.___)

                             Summit Bancshares Inc.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                           Common Stock (No Par Value)

--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                   866010-10-1
                      -------------------------------------
                                 (CUSIP Number)

             (Date of Event Which Requires Filing of this Statement)

                                 August 10, 2004
                      -------------------------------------

         Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:

                           [ ]      Rule 13d-1 (b)
                           [X]      Rule 13d-1 (c)
                           [ ]      Rule 13d-1 (d)

         *The  remainder  of this cover page shall be filled out for a reporting
person's  initial  filing on this  form with  respect  to the  subject  class of
securities,  and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

         The information  required in the remainder of this cover page shall not
be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise  subject to the  liabilities of that section of
the Act but shall be subject to all other  provisions of the Act  (however,  see
the Notes).





CUSIP NO.  866010-10-1

1        NAME OF REPORTING PERSONS

                  Investors of America Limited Partnership
                  IRS Identification No. of above

2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

                                                             (a) [ ]

                                                             (b) [ ]

3        SEC USE ONLY

4        CITIZENSHIP OR PLACE OF ORGANIZATION

                  Nevada

                                             5     SOLE VOTING POWER
NUMBER OF SHARES                                            180,000
BENEFICIALLY OWNED
BY EACH REPORTING                            6     SHARED VOTING POWER
PERSON WITH                                                      0

                                             7     SOLE DISPOSITIVE POWER
                                                            180,000

                                             8     SHARED DISPOSITIVE POWER
                                                                 0

9       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
                  180,000

10      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]

11      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
                  9.9%

12      TYPE OF REPORTING PERSON (See Instructions)
                  PN






ITEM 1  (A) NAME OF ISSUER:

         Summit Bancshares Inc.

ITEM 1  (B) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

         2969 Broadway, Oakland, California 94611

ITEM 2  (A) NAME OF PERSON FILING:

         Investors of America Limited Partnership.

ITEM 2  (B) ADDRESS OF PRINCIPAL OFFICE:

         135 North Meramec, Clayton, MO 63105.

ITEM 2  (C) CITIZENSHIP:

         Nevada limited partnership.

ITEM 2  (D) TITLE OF CLASS OF SECURITIES:

         This statement relates to Common Shares of the Issuer ("Shares").

ITEM 2  (E) CUSIP NUMBER:              866010-10-1

ITEM 3  IF  THIS  STATEMENT  IS  FILED  PURSUANT  TO  SECTIONS  240.13D-1(B)  OR
        240.13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A:

         (a)-(j) Not Applicable

ITEM 4  OWNERSHIP:

        (a) Amount beneficially owned: 180,000

        (b) Percent of class: 9.9%

        (c) Number of shares as to which the person has:

             (i) Sole power to vote or to direct the vote: 180,000

             (ii) Shared power to vote or to direct the vote: None

             (iii) Sole poer to dispose or to direct the disposition of: 180,000

             (iv) Shares power to dispose or to direct the disposition of:  None

ITEM 5  OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

         This item is not applicable

ITEM 6  OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

         None

ITEM 7 IDENTIFICATION  AND  CLASSIFICATION  OF THE SUBSIDIARY WHICH ACQUIRED THE
       SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY.

         This item is not applicable.

ITEM 8  IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

         This item is not applicable.

ITEM 9  NOTICE OF DISSOLUTION OF GROUP.

         This item is not applicable.






ITEM 10 CERTIFICATION.

         By  signing  below I  certify  that,  to the best of my  knowledge  and
belief, the securities  referred to above were not acquired and are not held for
the purpose of or with the effect of changing or influencing  the control of the
issuer of the  securities  and were not acquired and are not held in  connection
with or as a participant in any transaction having that purpose or effect.

                                    SIGNATURE

         After  reasonable  inquiry and to the best of my knowledge  and belief,
the  undersigned  certifies that the  information set forth in this statement is
true, complete and correct.



                                    INVESTORS OF AMERICA LIMITED PARTNERSHIP



                                    /s/ James F. Dierberg
                                    --------------------------------------------
                                    James F. Dierberg,
                                    President of First Securities America, Inc.,
                                    General Partner



Date: August 17, 2004