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Detective Comics #31
#31
Key Issue
September 10, 1939

Detective Comics #31

Key Issue
Classic Batman cover; First appearance The Monk; First appearance of Julie Madison (Bruce Wayne's first love interest); First Batplane; First Batarang
Artist
Bob Kane
Vincent Sullivan
Paul Gustavson
Homer Fleming
Mart Bailey
Ken Ernst
Fred Guardineer
Tom Hickey
Sven Elven
Joe Shuster
Sheldon Moldoff
Script Writer
Gardner F. Fox
Vincent Sullivan
Jerry Siegel
Tom Hickey
Sven Elven
Publisher
DC Comics
Editor
Vincent Sullivan
Publication Date
Sep 10, 1939
Cover Price
$0.10
Page Count
68 pages

What's it Worth?

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Graded Population

CGC Title
Publisher
Date
Verify
Detective Comics #31
D.C. Comics
9/39
Verify
All Grades
101
Population Share
Universal
60
59.4% of pop
Signature
1
1% of pop
Restored
37
36.6% of pop
Qualified
1
1% of pop
Conserved
2
2% of pop
9.2
0
--
0
--
1
top 2.7%
0
--
0
--
8.5
0
--
0
--
4
top 13.5%
0
--
0
--
8.0
1
top 1.7%
0
--
4
top 24.3%
0
--
0
--
7.5
0
--
0
--
3
top 32.4%
0
--
0
--
7.0
1
top 3.3%
0
--
2
top 37.8%
0
--
0
--
6.5
2
top 6.7%
0
--
3
top 45.9%
0
--
0
--
6.0
2
top 10%
0
--
8
top 67.6%
0
--
1
top 50%
5.5
1
top 11.7%
0
--
2
top 73%
0
--
0
--
5.0
5
top 20%
0
--
1
top 75.7%
0
--
0
--
4.5
2
top 23.3%
0
--
2
top 81.1%
0
--
0
--
4.0
6
top 33.3%
0
--
3
top 89.2%
0
--
0
--
3.5
3
top 38.3%
0
--
0
--
0
--
0
--
3.0
5
top 46.7%
0
--
1
top 91.9%
0
--
0
--
2.5
4
top 53.3%
0
--
2
top 97.3%
0
--
0
--
2.0
3
top 58.3%
0
--
0
--
0
--
0
--
1.8
5
top 66.7%
0
--
1
top 100%
0
--
1
top 100%
1.5
9
top 81.7%
0
--
0
--
1
top 100%
0
--
1.0
4
top 88.3%
0
--
0
--
0
--
0
--
0.5
7
top 100%
1
top 100%
0
--
0
--
0
--
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