#21
September 10, 1988
Superman #21
Petra Scotese
John Byrne
Jerry Ordway
John Costanza
John Byrne
Renee Witterstaetter
Mike Carlin
Renee Witterstaetter
DC Comics
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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|
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