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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13D
(AMENDMENT NO. 1)
Under the Securities Exchange Act of 1934*
Carrizo Oil & Gas, Inc.
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(Name of Issuer)
Common Stock, par value $.01 per share
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(Title of Class of Securities)
144577 10 3
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(CUSIP Number)
Douglas A.P. Hamilton
462 Broadway, Second Floor
New York, New York 10013
(212) 219-3935
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(Name, Address and Telephone Number of Person Authorized
to Receive Notices and Communications)
September 3, 1997
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(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(b)(3) or (4), check the following box [].
Note: Six copies of this statement, including all exhibits, should be filed
with the Commission. See Rule 13d-1(a) for other parties to whom copies are to
be sent.
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INTRODUCTORY NOTE.
This Amendment No. 1 to Schedule 13D is being filed on behalf of
Douglas A.P. Hamilton ("Mr. Hamilton"), to supplement certain information set
forth in the Schedule 13D relating to securities of Carrizo Oil & Gas, Inc., a
Texas corporation, originally filed by Mr. Hamilton on August 21, 1997.
ITEM 2. IDENTITY AND BACKGROUND
Item 2 is hereby amended and supplemented as follows:
The address of Anatar's principal executive offices is 14811 St.
Mary's Lane, Houston, Texas 77079.
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After reasonable inquiry and to the best of his knowledge and belief,
the undersigned certifies that the information set forth in this statement is
true, complete and correct.
Date: September 3, 1997.
/s/ DOUGLAS A.P. HAMILTON
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Douglas A.P. Hamilton
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