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Superboy #137 front cover
~7.0 AI-Estimated
Approximate
Condition Profile
SUPERBOY #137
DC COMICS · 4/67
UNIT ECA-007499

SUPERBOY #137

Silver Age Superboy adventure featuring Krypto and the Kents

SIG 3/10 Available

// Unit specification

PublisherCover dateEraVariantKey attributeStatus
DC Comics April 1967 Silver AVAILABLE

// Run position

Part of an unbroken run · #136–#137 · 2 issues View all 26 available issues of SUPERBOY →

// Condition analysis

⚠ AI-Estimated / Approximate Condition Profile

Cover shows strong gloss and bright inks with no major creases visible; corners appear reasonably sharp with only slight wear at the top corners. There is minor edge wear along the right side and a faint vertical crease near the spine area. The book is in a protective sleeve which limits full assessment of spine ticks and surface texture. Interior and back cover were not assessed.

// Valuation — market reference

⚠ AI-Estimated values — approximate, not an appraisal
BracketGradeEst. market valueMarker
LOW_RAW 0.5 – 1.5 $8
MID_RAW 4.0 – 6.0 $18
HIGH_CERT 9.8 SLAB $275

// Archive commentary

Superboy #137, cover-dated April 1967, arrived during a period when DC's Superboy title regularly paired the Boy of Steel with familiar supporting cast members including Krypto, Ma and Pa Kent, and Lana Lang, reflecting the small-town Smallville formula that anchored the series throughout the mid-1960s. The book was part of DC's broader Superman-family line during a period when Otto Binder and successors like E. Nelson Bridwell were shaping much of the scripting, with Bob Brown among the era's regular pencilers on the title. No first appearance, origin story, or landmark creative event is attached to this issue, and it is not cited in standard price guides as a key.

Certified population data shows a modest but active census of roughly fifty graded copies, concentrated in the 8.0 to 9.4 range, with thinner representation at the extremes. Sales activity tracks a conventional Silver Age curve: values climb gradually through the mid grades before accelerating sharply above 9.0, consistent with typical collector behavior for common-to-moderate-demand back issues where high-grade survivors are scarce relative to demand from Superman-family completists and Silver Age grade-chasers. Demand for the book is driven almost entirely by series completism and condition census chasing rather than character-specific or historical significance.

This issue trades as a representative mid-run Silver Age Superboy book: affordable in low and mid grades for readers and set-builders, with a pronounced premium reserved for top-census copies pursued by registry collectors. Expect steady but unspectacular movement in raw grades, and outsized bidding only when a top-tier certified copy — particularly an unclaimed 9.8 — surfaces, since scarcity at the apex of the census, not narrative importance, is what commands the premium here.

// Copies in archive

UnitGradeVariantStatus
ECA-007499 ~7.0 AVAILABLE

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