Price history & market evidence
Price observations belong to this edition. Guide estimates, catalog references and completed sales are separate kinds of evidence.
| Grade | Amount | Evidence | Recorded |
|---|---|---|---|
| 8.5 | $420.00 | ComicBase · catalog referencecatalog | Date not recorded |
Reading this edition’s market
Compare the same cover, printing and grade before setting a bid. A raw guide or a higher-grade price does not establish a slab’s value. Include selling fees, shipping and the depth of completed-sale evidence when assessing an exit price.
The table includes 0 guide observations and 1 catalog references. These are reference values, not guaranteed sale proceeds.
Graded population
CGC records 97 graded copies for Showcase #21 (1959). Population is the number recorded by this grading source, not the total print run or all surviving copies.
Story synopsis
No saved issue-specific synopsis is linked to this record and publication year.
Source records & attribution
Panel Profits keeps each source identity attached to its edition record.
COMICBASE: comicbase:974976
GCD: 15102