<DOCUMENT>
<TYPE>EX-99.77O
<SEQUENCE>3
<FILENAME>c50447_ex99-77o.txt
<TEXT>
                                                                  Exhibit 99.77O


                                   FORM 10f-3

                               THE BLACKROCK FUNDS

                         RECORD OF SECURITIES PURCHASED
                     UNDER THE TRUST'S RULE 10f-3 PROCEDURES

1.   Name of Purchasing Portfolio: The BlackRock Pennsylvania Strategic
     Municipal Trust (BPS), BlackRock MuniYield Pennsylvania Insured Fund, Inc.
     (MPA), BlackRock MuniYield Insured Fund, Inc. (MYI), BlackRock California
     Insured Municipal Bond Fund (BR-CAINS), BlackRock National Municipal Fund
     (BR-NATL), BlackRock MuniYield California Insured Fund, Inc. (MCA2),
     BlackRock MuniHoldings Fund, Inc. (MHD), BlackRock MuniHoldings Fund II,
     Inc. (MUH), BlackRock MuniYield Fund, Inc. (MYD), BlackRock New York
     Municipal Income Trust II (BFY), BlackRock Virginia Municipal Bond Trust
     (BHV), BlackRock New Jersey Municipal Bond Trust (BLJ), BlackRock New
     Jersey Municipal Income Trust (BNJ), BlackRock New York Municipal Income
     Trust (BNY), BlackRock New York Municipal Bond Trust (BQH), BlackRock
     Delaware Municipal Bond Portfolio (BR-DE), BlackRock New Jersey Municipal
     Bond Fund (BR-NJMUNI), BlackRock New York Municipal Bond Fund (BR-NY),
     BlackRock Pennsylvania Municipal Bond Fund (BR-PAMUNI), BlackRock New York
     Insured Municipal Income Trust (BSE), BlackRock Insured Municipal Income
     Trust (BYM), BlackRock Maryland Municipal Bond Trust (BZM), BlackRock
     MuniEnhanced Fund, Inc. (MEN), BlackRock MuniYield Florida Insured Fund,
     Inc. (MFT), BlackRock MuniHoldings New York Insured Fund, Inc. (MHN),
     BlackRock MuniYield New Jersey Insured Fund, Inc. (MJI), BlackRock
     MuniYield Quality Fund II, Inc. (MQT), BlackRock MuniYield Quality Fund,
     Inc. (MQY), BlackRock MuniHoldings Insured Fund II, Inc. (MUE), BlackRock
     MuniHoldings New Jersey Insured Fund, Inc. (MUJ), BlackRock MuniYield New
     Jersey Fund, Inc. (MYJ), BlackRock MuniYield New York Insured Fund, Inc.
     (MYN), BlackRock MuniYield Arizona Fund, Inc. (MZA), The BlackRock NJ
     Investment Quality Municipal Trust (RNJ), The BlackRock NY Investment
     Quality Municipal Trust (RNY).

2.   Issuer: Puerto Rico Sales Tax Financing Corporation

3.   Date of Purchase: 7/13/2007

4.   Underwriter from whom purchased: Goldman Sachs & Co.

5.   Name of Affiliated Underwriter (as defined in the Trust's procedures)
     managing or participating in syndicate: Merrill Lynch & Co.

6.   Aggregate principal amount of purchased (out of total offering):
     207,935,000 out of 2,667,603,572.60

                                       1
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7.   Aggregate principal amount purchased by funds advised by BlackRock and any
     purchases by other accounts with respect to which BlackRock has investment
     discretion (out of the total offering): 218,335,000 out of 2,667,603,572.60

8.   Purchase price (net of fees and expenses): (Capital Appreciation) 2043
     16.84, 2045 15,085,2047 13,549,2054 9.206, (Current Interest) 2057 102.741

9.   Date offering commenced: 7/13/2007

10.  Offering price at end of first day on which any sales were made: 2045
     15.367, 2054 9.416

11.  Have the following conditions been satisfied:                  YES     NO
                                                                   -----  ------

     a.   The securities are part of an issue registered
          under the Securities Act of 1933, as amended,
          which is being offered to the public, OR are
          Eligible Municipal Securities, OR are securities
          sold in an Eligible Foreign Offering OR are
          securities sold in an Eligible Rule 144A Offering
          OR part of an issue of government securities.             __X__  _____

     b.   The securities were purchased prior to the end of
          the first day on which any sales were made, at a
          price that was not more than the price paid by
          each other purchaser of securities in that
          offering or in any concurrent offering of the
          securities (except, in the case of an Eligible
          Foreign Offering, for any rights to purchase
          required by laws to be granted to existing
          security holders of the Issuer) OR, if a rights
          offering, the securities were purchased on or
          before the fourth day preceding the day on which
          the rights offering terminated.                           __X__  _____

     c.   The underwriting was a firm commitment
          underwriting.                                             __X__  _____

                                        2
<PAGE>


     d.   The commission, spread or profit was reasonable
          and fair in relation to that being received by
          others for underwriting similar securities during
          the same period.                                          __X__  _____

     e.   In respect of any securities other than Eligible
          Municipal Securities, the issuer of such
          securities has been in continuous operation for
          not less than three years (including the
          operations of predecessors).                              __X__  _____

     f.   Has the affiliated underwriter confirmed that it
          will not receive any direct or indirect benefit as
          a result of BlackRock's participation in the
          offering?                                                 __X__  _____


Approved: ______________Walter O'Connor _______________     Date: _07/16/07_____

                                        3
<PAGE>


                                   FORM 10f-3

                               THE BLACKROCK FUNDS

                         RECORD OF SECURITIES PURCHASED
                     UNDER THE TRUST'S RULE 10f-3 PROCEDURES

1.   Name of Purchasing  Portfolio:  BlackRock  Insured  Municipal  Income Trust
     (BYM), BlackRock MuniYield Quality Fund, Inc. (MQY)

2.   Issuer: Massachusetts Bay Transportation Auth

3.   Date of Purchase: 4/26/07

4.   Underwriter from whom purchased: Morgan Stanley

5.   Name of Affiliated Underwriter (as defined in the Trust's procedures)
     managing or participating in syndicate: Merrill Lynch

6.   Aggregate principal amount of purchased (out of total offering): 21,590,000
     out of 339,174,758.60

7.   Aggregate principal amount purchased by funds advised by BlackRock and any
     purchases by other accounts with respect to which BlackRock has investment
     discretion (out of the total offering): 21,590,000 out of 339,174,758.60

8.   Purchase price (net of fees and expenses): 30.40

9.   Date offering commenced: 4/26/07

10.  Offering price at end of first day on which any sales were made:

11.  Have the following conditions been satisfied:                  YES     NO
                                                                   -----  ------

     a.   The securities are part of an issue registered
          under the Securities Act of 1933, as amended,
          which is being offered to the public, OR are
          Eligible Municipal Securities, OR are securities
          sold in an Eligible Foreign Offering OR are
          securities sold in an Eligible Rule 144A Offering OR
          part of an issue of government securities.                __X__  _____



<PAGE>



     b.   The securities were purchased prior to the end of
          the first day on which any sales were made, at a
          price that was not more than the price paid by
          each other purchaser of securities in that
          offering or in any concurrent offering of the
          securities (except, in the case of an Eligible
          Foreign Offering, for any rights to purchase
          required by laws to be granted to existing
          security holders of the Issuer) OR, if a rights
          offering, the securities were purchased on or
          before the fourth day preceding the day on which
          the rights offering terminated.                           __X__  _____

     c.   The underwriting was a firm commitment
          underwriting.                                             __X__  _____

     d.   The commission, spread or profit was reasonable
          and fair in relation to that being received by
          others for underwriting similar securities during
          the same period.                                          __X__  _____

     e.   In respect of any securities other than Eligible
          Municipal Securities, the issuer of such
          securities has been in continuous operation for
          not less than three years (including the
          operations of predecessors).                              __X__  _____

     f.   Has the affiliated underwriter confirmed that it
          will not receive any direct or indirect benefit as
          a result of BlackRock's participation in the
          offering?                                                 __X__  _____

Received from: _Janine Bianchino_______________________     Date:  _4/26/07_____


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