Schedule 13 G
Item 1 (a) Mark Centers Trust
(b) P.O. Box 1679
600 Third Avenue
Kingston, Pennsylvania 18704-1679
Item 2 (a) Corbyn Investment Management, Inc., et al.
(b) Suite 108
2330 W. Joppa Road
Lutherville, Maryland 21093
(c) Incorporated in the State of Maryland
(d) Common Stock
(e) 570382 10 1
Item 3 (h) The filer is a group consisting of an Investment Adviser
registered under Section 203 of the Investment Advisers Act of
1940 and an Investment Company registered under Section 8 of the
Investment Company Act.
Item 4 (a) 1,100,693 common shares
(b) 12.88%
(c) (i) Sole power to vote or direct the vote of all 1,100,693
shares. (iii) Sole power to dispose of or direct the
disposition of all 1,100,693 shares.
Item 5 N/A
Item 6 N/A
Item 7 N/A
Item 8 (a) The group consists of an Investment Adviser registered under
Section 203 of the Investment Advisers Act of 1940 (IA) and
an Investment Company registered under Section 8 of the
Investment Company Act (IV).
Item 9 N/A
<PAGE>
Schedule 13 G
Item 1 (a) Mark Centers Trust
(b) P.O. Box 1679
600 Third Avenue
Kingston, Pennsylvania 18704-1679
Item 2 (a) Corbyn Investment Management, Inc.
(b) Suite 108
2330 W. Joppa Road
Lutherville, Maryland 21093
(c) Incorporated in the State of Maryland
(d) Common Stock
(e) 570382 10 1
Item 3 (e) The filer is an Investment Adviser registered under
Section 203 of the Investment Advisers Act of 1940.
Item 4 (a) 805,693 common shares
(b) 9.43%
(c) (i) Sole power to vote or direct the vote of all 805,693
shares (iii) Sole power to dispose of or direct the
disposition of all 805,693 shares
Item 5 N/A
Item 6 N/A
Item 7 N/A
Item 8 N/A
Item 9 N/A
<PAGE>
Schedule 13 G
Item 1 (a) Mark Centers Trust
(b) P.O. Box 1679
600 Third Avenue
Kingston, Pennsylvania 18704-1679
Item 2 (a) Greenspring Fund, Inc.
(b) Suite 110
2330 W. Joppa Road
Lutherville, Maryland 21093
(c) Incorporated in the State of Maryland
(d) Common Stock
(e) 570382 10 1
Item 3 (d) The filer is an Investment Company registered under Section 8
of the Investment Company Act.
Item 4 (a) 295,000 common shares
(b) 3.45%
(c) (i) Sole power to vote or direct the vote of all 295,000
shares (iii) Sole power to dispose of or direct the
disposition of all 295,000 shares
Item 5 N/A
Item 6 N/A
Item 7 N/A
Item 8 N/A
Item 9 N/A
Item 10 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 purposes or effect.
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: February 18, 1997
Signature: Charles vK Carlson, President
Name/Title: Charles vK. Carlson, President
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CUSIP No. 570382101 13G
1. Name of Reporting Person
SS Identification No. of Above Person
Corbyn Investment Management, Inc. et al
n/a
2. Check The Appropriate Box If A Member Of A Control Group (a) [x]
(b) [ ]
3. SEC Use Only
4. Citizenship or Place of Organization
Suite 108 2330 W. Joppa Rd.
Lutherville, MD 21093
Number of Shares Beneficially Owned By Each Reporting Person With:
5. Sole Voting Power
1,100,693
6. Shared Voting Power
7. Sole Dispositive Power
1,100,693
8. Shared Dispositive Power
9. Aggregate Amount Beneficially Owned By Each Reporting Person
1,100,693
10. Check Box if the Aggregate Amount in Row (9) Excludes
Certain Shares [ ]
11. Percent Of Class Represented By Amount In Row 9
12.88%
12. Type Of Reporting Person
00- Group Consisting of IA and IV
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CUSIP No. 570382101 13G
1. Name of Reporting Person
SS Identification No. of Above Person
Corbyn Investment Management, Inc.
52-0964322
2. Check The Appropriate Box If A Member Of A Control Group (a) [x]
(b) [ ]
3. SEC Use Only
4. Citizenship or Place of Organization
Suite 108 2330 W. Joppa Rd.
Lutherville, MD 21093
Number of Shares Beneficially Owned By Each Reporting Person With:
5. Sole Voting Power
805,693
6. Shared Voting Power
7. Sole Dispositive Power
805,693
8. Shared Dispositive Power
9. Aggregate Amount Beneficially Owned By Each Reporting Person
805,693
10. Check Box if the Aggregate Amount in Row (9) Excludes
Certain Shares [ ]
11. Percent Of Class Represented By Amount In Row 9
9.43%
12. Type Of Reporting Person
IA
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CUSIP No. 570382101 13G
1. Name of Reporting Person
SS Identification No. of Above Person
Greenspring Fund, Inc.
52-1267740
2. Check The Appropriate Box If A Member Of A Control Group (a) [x]
(b) [ ]
3. SEC Use Only
4. Citizenship or Place of Organization
Suite 110 2330 W. Joppa Rd.
Lutherville, MD 21093
Number of Shares Beneficially Owned By Each Reporting Person With
5. Sole Voting Power
295,000
6. Shared Voting Power
7. Sole Dispositive Power
295,000
8. Shared Dispositive Power
9. Aggregate Amount Beneficially Owned By Each Reporting Person
295,000
10. Check Box if the Aggregate Amount in Row (9) Excludes
Certain Shares [ ]
11. Percent Of Class Represented By Amount In Row 9
3.45%
12. Type Of Reporting Person
IV