-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IUgVVNZVJmmRbSbp6g4EX12dL3x5bp8m2zx8G3Wq2P/zOH0WphP/MieZdbktk2J+
 GSWDsQSZzRpAWkjh97MnGA==

<SEC-DOCUMENT>0000947871-04-001416.txt : 20040519
<SEC-HEADER>0000947871-04-001416.hdr.sgml : 20040519
<ACCEPTANCE-DATETIME>20040519162415
ACCESSION NUMBER:		0000947871-04-001416
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20040519

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MERRILL LYNCH PIERCE FENNER & SMITH INC
		CENTRAL INDEX KEY:			0000728612
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-96063
		FILM NUMBER:		04818904

	BUSINESS ADDRESS:	
		STREET 1:		4 WORLD FINANCIAL CENTER
		STREET 2:		NORTH TOWER   FL 12
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10080
		BUSINESS PHONE:		2124496202

	MAIL ADDRESS:	
		STREET 1:		4 WORLD FINANCIAL CENTER
		STREET 2:		NORTH TOWER   FL 12
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10080
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<FILENAME>f424b3_051304b2b.txt
<DESCRIPTION>PROSPECTUS SUPPLEMENT - B2B INTERNET
<TEXT>
PROSPECTUS SUPPLEMENT                       Filed Pursuant to Rule No. 424(b)(3)
(To Prospectus dated July 7, 2003)          REGISTRATION NO. 333-96063


                        [B2B INTERNET HOLDRS (SM) LOGO]


                        1,000,000,000 Depositary Receipts
                         B2B Internet HOLDRS (SM) Trust


     This  prospectus  supplement  supplements   information  contained  in  the
prospectus  dated  July 7,  2003  relating  to the  sale of up to  1,000,000,000
depositary receipts by the B2B Internet HOLDRS (SM) Trust.

     The share amounts  specified in the table on page 13 of the base prospectus
shall be replaced with the following:

<TABLE>
<CAPTION>


                                                                            Share        Primary
             Name of Company                                 Ticker        Amounts    Trading Market
- ---------------------------------------------------         --------     ----------  ----------------
<S>                                                            <C>            <C>         <C>

   Agile Software Corporation                                  AGIL            4          NASDAQ
   Ariba, Inc.                                                 ARBA           14          NASDAQ
   CheckFree Corporation                                       CKFR            4          NASDAQ
   Commerce One, Inc.                                          CMRC           1.2         NASDAQ
   FreeMarkets, Inc.                                           FMKT            3          NASDAQ
   Internet Capital Group, Inc.                                ICGED          15          NASDAQ
   Pegasus Solutions, Inc.                                     PEGS            2          NASDAQ
   QRS Corporation                                             QRSI            1          NASDAQ
   Retek, Inc.                                                 RETK            3          NASDAQ
   SciQuest, Inc.                                              SQST           0.4         NASDAQ
   VerticalNet, Inc.                                           VERT           0.6         NASDAQ
</TABLE>


     The share  amounts  listed in the table above  reflect all  previous  stock
splits, dividends and business combination transaction.

            The date of this prospectus supplement is March 31, 2004.


</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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