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Results for: isolateid/12470       -edit search-
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Currently showing only the most recent CGC Census totals, last updated September 16, 2025.

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Worlds Unknown #1
Marvel Comics, 5/73
Gerry Conway and Gil Kane storiesFrederik Pohl and Edmond Hamilton
Ralph Reese and Gil Kane artstory adaptations.
John Romita cover

 BooksCGC LabelCGC TotalAvg. Grade109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
1 BOOKUniversal2198.740
0.00%		0
0.00%		18
8.2%		52
32.0%		43
52%		13
58%		21
67%		19
76%		12
81%		12
87%		10
91%		9
95%		4
97%		2
98%		1
99%		1
99%		0
99%		0
99%		2
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%
1 BOOKSignature37.570
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		1
33.3%		0
33.3%		0
33.3%		0
33.3%		0
33.3%		1
67%		1
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%

TOTAL SUBMISSIONS (all types): 222
Worlds Unknown #1 (1973, Marvel Comics)
CGC Universal Grade Distribution
0%

0
10		0%

0
9.9		8%

18
9.8		24%

52
9.6		20%

43
9.4		6%

13
9.2		10%

21
9.0		9%

19
8.5		5%

12
8.0		5%

12
7.5		5%

10
7.0		4%

9
6.5		2%

4
6.0		1%

2
5.5		0%

1
5.0		0%

1
4.5		0%

0
4.0		0%

0
3.5		1%

2
3.0		0%

0
2.5		0%

0
2.0		0%

0
1.8		0%

0
1.5		0%

0
1.0		0%

0
0.5
cgcdata.com, last updated September 16, 2025

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"CGC Census Analysis" is provided by Greg Holland (©2003-2025).
Data is sourced from the public CGC census (© Certified Guaranty Company, LLC.)
Used with permission of CGC since 2003. Data is from July 01, 2001 to September 16, 2025.
A visual of CGC label changes through the years is available here.
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