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Marvel Tales #20
Cover AMarket Value
- Graded copies for sale
- $17.75 - $150
- 19 graded copies listed, as of Sep 23, 2026
CGC Census
33
Total Graded
1
9.8 NM/MT
1
8.0 VF
Reprinted 3x
Professor Smythe builds a robot to capture Spider-Man and rents it to J. Jonah Jameson.
Cover Date
May 1, 1969
On Sale Date
February 11, 1969
Pages
68
Cover Price
$0.25
Rating
Approved by the Comics Code Authority
Editor
S.L
Credits
Writer
Penciller
Letterer
Characters
Spider-Man [Peter Parker]; Professor Smythe; Spider-Slayer machine; Mary Jane Watson (introduction); Liz Allan [sic]; Aunt May Parker; Betty Brant; J. Jonah Jameson; Flash Thompson
superhero