<PAGE>
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 7)*
MAPCO, INC.
(Name of Issuer)
Common
(Title of Class of Securities)
565097102
(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).
(Continued on following page(s))
Page 1 of 7 Pages
<PAGE>
<PAGE>
______________________________________________________________
13G
CUSIP NO. 565097102 PAGE 2 OF 7 PAGES
______________________________________________________________
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
OPPENHEIMER GROUP, INC.
I.R.S. NO. 13-3331657
______________________________________________________________
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)
(b) X
____________________________________________________________
3 SEC USE ONLY
______________________________________________________________
4 CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
______________________________________________________________
NUMBER OF 5 SOLE VOTING POWER
SHARE 0
_______________________________________________
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY 1,421,797
_______________________________________________
EACH 7 SOLE DISPOSITIVE POWER
REPORTING 0
_______________________________________________
PERSON 8 SHARED DISPOSITIVE POWER
WITH 1,421,797
______________________________________________________________
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
PERSON
1,421,797
______________________________________________________________
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES
______________________________________________________________
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
4.76%
______________________________________________________________
12 TYPE OF REPORTING PERSON
HC
______________________________________________________________
<PAGE>
<PAGE>
Page 3 of 7 Pages
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
Check the following box if a fee is being paid with this Statement
Item 1(b) Name of Issuer: MAPCO, INC.
Item 1(b) Address of Issuer's Principal Executive Offices:
1800 South Baltimore Ave., Tulsa, OK 74101-0645
Item 2(a) Name of Person Filing:
Oppenheimer Group, Inc.
Item 2(b) Address of Principal Business Office:
Oppenheimer Tower, World Financial Center
New York, New York 10281
Item 2(c) Citizenship:
Inapplicable
Item 2(d) Title of Class of Securities:
Common
Item 2(e) CUSIP Number: 565097102
Item 3(g) ____X____ Parent Holding Company, in accordance with
Section 240.13d - 1(b)(1)(ii)(G)
See Exhibit I hereto
Item 4(a) Amount Beneficially Owned:
Oppenheimer Group, Inc. - 1,421,797
Item 4(b) Percent of Class:
Oppenheimer Group, Inc. - 4.76%
PAGE
<PAGE>
Page 4 of 7 Pages
Item 4(c)(i) Sole Power to Vote or to direct the vote -
Oppenheimer Group, Inc. - 0
Item 4(c)(ii) Shared power to vote or to direct the vote -
Oppenheimer Group, Inc. - 1,421,797
Item 4(c)(iii) Sole power to dispose or to direct the disposition of -
Oppenheimer Group, Inc. - 0
Item 4(c)(iv) Shared power to dispose or to direct the disposition of -
Oppenheimer Group, Inc. - 1,421,797
2,994,110 *
Item 5 Ownership to Five Percent or Less of a Class:
Inapplicable
Item 6 Ownership of More than Five Percent on Behalf of
Another Person:
Iapplicable
Item 7 Identification and Classification of the Subsidiary Which
Acquired the Security Being Reported on By the Parent
Holding Company:
See Exhibit II hereto
Item 8 Identification and Classification of Members of the Group:
Inapplicable
Item 9 Notice of Dissolution of Group:
Inapplicable
Item 10 Certification:
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the
ordinary course of business and were not acquired for the purpose
of and do not have the effect of changing or influencing the
control of the issuer of such securities and were not acquired in
connection with or as a participant in any transaction having such
purpose or effect.
SIGNATURE After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set
forth in this statement is true, complete
and correct.
Date: June 15, 1995
Signature: By: /s/ Robert I. Kleinberg
Name/Title: Robert I. Kleinberg, Vice President/Secretary
.
<PAGE>
<PAGE>
Page 5 of 7 pages
EXHIBIT I
Oppenheimer Group, Inc. ("Oppenheimer Group") is a holding company which
owns directly and indirectly a variety of subsidiary companies
("Subsidiaries") including the companies identified on the exhibit to
this Schedule 13G engaged in various aspects of the financial services
business. 83.39% of the issued and outstanding Common Stock of
Oppenheimer Group is owned by Oppenheimer & Co., L.P., ("Oppenheimer
LP"), a limited partnership formed by the management of Oppenheimer. The
general and limited partnership interests in Oppenheimer LP are owned by
employees of Oppenheimer & Co., Inc. ("Opco") and its affiliates and
include the executive officers of Opco. 16.61% of Group's capital stock
has been issued to certain Oppenheimer LP warrantholders upon
presentation for exercise of warrants issued to various investors in
Oppenheimer LP's 1986 Private Placement. Opco, an indirect wholly-owned
subsidiary of Oppenheimer Group, is a diversified investment banking and
securities firm. Oppenheimer Financial Corp., a wholly-owned subsidiary
of Oppenheimer Group, is the sole general partner of Oppenheimer Capital,
L.P. ("Opcap LP"), a limited partnership which owns a majority interest
in Oppenheimer Capital general partnership, which carries on an
investment advisory business activity directly and through certain
investment advisory companies one of which serves as advisor to a group
of mutual funds.
The amendment to Schedule 13G is being filed by Oppenheimer Group as a
parent holding company pursuant to the provisions of Rule 13(d) - (1) (b)
on behalf of Oppenheimer LP and the Subsidiaries and/or certain
investment advisory clients or discretionary accounts of the Subsidiaries
and relating to their collective beneficial ownership of shares of common
stock of the Issuer.
<PAGE>
Page 6 of 7 Pages
Management of the affairs of Oppenheimer Group, the Subsidiaries and of
certain advisory clients including decisions respecting dispositions
and/or voting of the shares of the common stock of the Issuer resides in
respective officers and directors of the Subsidiaries and is not directed
by Oppenheimer Group or Oppenheimer LP.
Accordingly, the filing of this amendment to Schedule 13G by Oppenheimer
Group is not intended as, and should not be deemed, an acknowledgment of
beneficial ownership or shared voting or dispositive power by Oppenheimer
Group, Oppenheimer LP or any intermediary company of the shares of the
common stock of the Issuer owned by such Subsidiaries or investment
advisory clients of investment advisory clients, such beneficial
ownership or attribution or shared voting or dispositive power being
disclaimed.
MIK8-EXHIBIT.I95
PAGE
<PAGE>
Page 7 of 7 Pages
EXHIBIT II
The Parent Holding Company is filing on behalf of Oppenheimer
Financial Corp., Oppenheimer Equities, Inc. and Oppenheimer Holdings,
Inc. which would be classified as Item 3(g), Oppenheimer & Co., Inc.
which would be classified as Item 3(a), and Oppenheimer Capital and
Quest for Value Advisors which would be classified as Item 3(e).
MIK8-EX-IIA
MAPCO.695
<PAGE>
