Superman #21
#21
September 10, 1988

Superman #21

Artist
Petra Scotese
John Byrne
Jerry Ordway
John Costanza
Script Writer
John Byrne
Renee Witterstaetter
Editor
Mike Carlin
Renee Witterstaetter
Publisher
DC Comics
Publication Date
Sep 10, 1988
Cover Price
$0.75
Page Count
36 pages

What's it Worth?

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Graded Population

CGC Title
Publisher
Date
Verify
Superman #21
D.C. Comics
9/88
Verify with CGC
All Grades
36
Population Share
Universal
34
94.4% of pop
Signature
2
5.6% of pop
Restored
0
0% of pop
Qualified
0
0% of pop
Conserved
0
0% of pop
9.8
15
top 44.1%
0
--
0
--
0
--
0
--
9.6
7
top 64.7%
1
top 50%
0
--
0
--
0
--
9.4
4
top 76.5%
0
--
0
--
0
--
0
--
9.2
4
top 88.2%
0
--
0
--
0
--
0
--
9.0
1
top 91.2%
0
--
0
--
0
--
0
--
8.5
3
top 100%
1
top 100%
0
--
0
--
0
--
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