SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No.____4_______)*
Perma-Fix Environmental Services, Inc.
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(Name of Issuer)
Common Stock, $.001 par value
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(Title of Class of Securities)
714157104
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(CUSIP Number)
Check the following box if a fee is being paid with this statement [ ].
(A fee is not required only if the filing person: (1) has a previous statement
on file reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7.)
*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).
<PAGE>
CUSIP No. 714157104 13G Page 2 of 4 Pages
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1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
J. Morton Davis
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
United States
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NUMBER OF 5 SOLE VOTING POWER
SHARES 472,251
BENEFICIALLY --------------------------------------------------------------
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING --------------------------------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 472,251
--------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
0
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
626,251
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
5.3%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
IN
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
<PAGE>
CUSIP No. 714157104 13G Page 3 of 4 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
D.H. Blair Investment Banking Corp.
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- --------------------------------------------------------------------------------
NUMBER OF 5 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 6 SHARED VOTING POWER
EACH 434,476
REPORTING --------------------------------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
434,476
- ----------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
434,476
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
3.7%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
BD
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
<PAGE>
Page 4 of 4 Pages
Item 1. J. Morton Davis and D.H. Blair Investment Banking Corp.
("Blair Investment") (together, the "Reporting Parties"),
hereby amend their statement on Schedule 13G relating to the
Common Stock, $.001 par value ("shares") of Perma-Fix
Environmental Services, Inc. (the "Issuer") as follows:
Item 4. is hereby amended in its entirety as follows:
(a) (b) As of December 31, 1997, Mr. Davis may be deemed to
beneficially own 626,251 shares or 5.3% of the Issuer's shares
as follows: (i) 217,701 shares owned by Blair Investment,
(ii) 9,775 shares underlying a warrant to purchase
9,775 shares at $2.75 per share through August 31, 1999 owned
by Blair Investment, (iii) 7,000 shares underlying a warrant
to purchase 7,000 shares at $1.98 per share through August 31,
1999 owned directly by Blair Investment, (iv) 200,000 shares
underlying a warrant to purchase 200,000 shares at $1.75 per share
through September 15, 1999 owned directly by Blair Investment, (v)
9,775 shares underlying a warrant to purchase 9,775 shares at
$2.75 per share through August 31, 1999 owned directly by Mr.
Davis, (vi) 28,000 shares underlying a warrant to purchase
28,000 shares at $1.98 per share through August 31, 1999 owned
directly by Mr. Davis, and (vii) 154,000 shares owned by Rosalind
Davidowitz, Mr. Davis' wife (1).
As of December 31, 1997, Blair Investment may be deemed to
beneficially own 434,476 shares or 3.7% of the Issuer's shares as
indicated in (i) - (v) above.
(c) Mr. Davis has sole power to vote or to direct the vote, to
dispose or to direct the disposition of those shares owned by Blair
Investment and himself. Rosalind Davidowitz has sole voting and
dispositive power over those shares owned directly by her.
Item 5. is hereby amended in its entirety as follows:
Blair Investment has ceased to be a beneficial owner of more than
five percent of the Issuer's shares.
Signature.
After reasonable inquiry and to the best of our knowledge and
belief, we certify that the information set forth in this
statement is true, complete and correct.
Date: February 2, 1998
By: /s/ J. Morton Davis
-------------------------------
J. Morton Davis
Date: February 2, 1998
D.H. Blair Investment Banking Corp.
By: /s/ David Nachamie
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David Nachamie
Treasurer
________________________________________________________________________________
(1) Filing of this statement shall not be deemed an admission by J.
Morton Davis that he beneficially owns the securities attributed to Rosalind
Davidowitz for any purpose. J. Morton Davis expressly disclaims beneficial
ownership of all securities held by Rosalind Davidowitz for any purpose.
