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Cover: Mike Sekowsky & Dick Giordano
Adventure Comics #407
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In "Suspicion Confirmed!", Supergirl finds her secret identity under threat, forcing her to confront the enigmatic Starfire in a tense showdown that tests her courage and resolve. Written and illustrated by Mike Sekowsky, with inks by Henry Scarpelli and letters by John Costanza, this 1971 adventure features a cover by Sekowsky and Dick Giordano, capturing the moment of rising tension between the two heroes.
writer, artist Mike Sekowsky · inker Henry Scarpelli · letterer John Costanza · cover Mike Sekowsky, Dick Giordano
ComicBooks.com Value
Our Model is In Beta
Raw (Fine) $11
CGC 9.8 · 4 in census $463
CGC 9.6 · 7 in census $149
CGC 9.4 · 10 in census $86*
CGC 9.2 · 5 in census $59
CGC 9.0 · 3 in census $50*
CGC 8.5 none in existence
Show all 17 grades ▾
CGC 8.0 · 1 in census $37*
CGC 7.5 · 1 in census $20*
CGC 7.0 · 1 in census $20*
CGC 6.5 none in existence
CGC 6.0 · 1 in census $20*
CGC 5.5 · 1 in census $20*
CGC 5.0 none in existence
CGC 4.5 none in existence
CGC 4.0 none in existence
CGC 3.5 none in existence
CGC 3.0 · 1 in census $20*
* estimate — limited direct-sales data at this grade
Our model’s value — refined as new sales data arrives · CGC census counts shown where available
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Full credits
writer, artist Mike Sekowsky
inker Henry Scarpelli
letterer John Costanza
cover pencils Mike Sekowsky
cover inks Dick Giordano
Reprints
Reprinted in Superman Presents Supergirl Comic #6 (1974), سوبرمان [Subirman Kawmaks / Superman Comics] #393
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