SEC Form 4 
FORM 4	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940 	  
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	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).			
1. Name and Address of Reporting Person*
Camus Philippe	

(Last)	(First)	(Middle)	
5599 SAN FELIPE, 17TH FLOOR	

(Street) 
HOUSTON	TX	77056	

(City)	(State)	(Zip)	
	2. Issuer Name and Ticker or Trading Symbol 
SCHLUMBERGER LTD /NV/ [ SLB ] 	5. Relationship of Reporting Person(s) to Issuer 
(Check all applicable) 
X	Director		10% Owner	
	Officer (give title below)		Other (specify below)	

	3. Date of Earliest Transaction (Month/Day/Year)
04/30/2010 		
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) 
X	Form filed by One Reporting Person	
	Form filed by More than One Reporting Person	
	
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned	
1. Title of Security (Instr. 3) 	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8) 	4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 	5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 	7. Nature of Indirect Beneficial Ownership (Instr. 4) 	
			Code	V	Amount	(A) or (D)	Price				
Common Stock, $0.01 par value per share	04/30/2010		A		2,250(1) 	A	$0 	11,500	D		
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities) 	
1. Title of Derivative Security (Instr. 3) 	2. Conversion or Exercise Price of Derivative Security 	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8) 	5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 	6. Date Exercisable and Expiration Date (Month/Day/Year)	7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 	8. Price of Derivative Security (Instr. 5) 	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 	11. Nature of Indirect Beneficial Ownership (Instr. 4) 	
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares					
Explanation of Responses:	
1. Pursuant to Schlumberger Limited Stock and Deferral Plan for Non-Employee Directors.	
	Saul R. Laureles, Attorney-in-Fact	05/03/2010	
	** Signature of Reporting Person	Date	
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).	
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).	
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.	
SCHLUMBERGER LIMITED
POWER OF ATTORNEY
        The undersigned, in his capacity as a director
or officer, or both, of Schlumberger Limited, a
Netherlands Antilles corporation (the Company), does
hereby appoint each of Saul R. Laureles and Lynda M.
Quagliara, or either of them acting singly, his/her
true and lawful attorney in fact with full power of
substitution, to (a) prepare, execute in the undersigneds
name and on the undersigneds behalf, and submit to the
U.S. Securities and Exchange Commission (the SEC)
a Form ID, including amendments thereto, and any other
documents necessary or appropriate to obtain codes,
passwords and passphrases enabling the undersigned to
make electronic filings with the SEC of reports required
by Section 16(a) of the Securities Exchange Act of 1934, as
amended (the Exchange Act), or any rule or regulation of
the SEC, and (b) execute for and on behalf of the
undersigned, in the undersigneds capacity as a director
or officer, or both, of the Company, Forms 3, 4 and 5
in accordance with Section 16 of the Exchange Act, as
well as Forms 144, and complete and execute any amendment
or amendments thereto, and to file the same or cause
the same to be filed with the SEC.
        This Power of Attorney supersedes any and all
prior and existing powers of attorney signed by the
undersigned with respect to the subject matter hereof,
and shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, 5
or 144 with respect to the undersigneds holdings of and
transactions in securities issued by the Company, unless
earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys in fact.
January 21, 2010        /s/ Philippe Camus