Detective Comics #89

Cover A

CGC Census

Total Graded

9.8 NM/MT

8.0 VF

Reprinted 3x

The theft of a secret typewriter, valueless except to the inventor, leads the Batman and Robin to discover the true identity of the Cavalier.

Cover Date

July 1, 1944

On Sale Date

May 23, 1944

Pages

Cover Price

$0.10

Editor

Bernard Breslauer

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Credits

Writer

Don Cameron, Don C. Cameron, HB, Jack Farr, Tex Palmer

Penciller

Dick Sprang, Frank Beaven, George R, Graham Hunter, HB, Jack Farr, John Daly, Louis Cazeneuve, Martin Naydel

Inker

Dick Sprang, Frank Beaven, George R, Graham Hunter, HB, Jack Farr, John Daly, Louis Cazeneuve, Martin Naydel

Colorist

George R, Pat Gordon

Letterer

George R, HB, Henry Boltinoff, Jack Farr, Pat Gordon

Cover Artist

Dick Sprang

Characters

Batman [Bruce Wayne]; Robin [Dick Grayson]; Dr. Helmar Helstrom (inventor); The Cavalier [Mortimer Drake] (villain, identity revealed); Stinger Sloane (villain); Sloane's gang (villains)

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Detective Comics #89

Credits

Characters

Collected in