PROFESSOR ALPHEUS V. HYATT

The Atom #6

Earliest catalogued appearance of Professor Alpheus V. Hyatt.

May 1963

No listings

The Atom #9

Nov 1963

No listings

The Atom #12

Earliest catalogued appearance of Enrichetta Negrini.

May 1964

No listings

The Atom #21

Nov 1965

No listings

The Atom #27

Nov 1966

No listings

The Atom #35

Mar 1968

No listings

Detective Comics #432"The Great Rip-Off Mystery!; Suddenly... the Witness Vanished!"

Feb 1973

No listings

DC Special Series #1

Earliest catalogued appearances of Chaselon, Patty Spivot, and Medphyll.

Sep 1977

No listings

Justice League of America #157"Till Doom Do Us Part!"

Aug 1978

No listings

Action Comics #515"This is My World, and You're Welcome to It! / Sorry--Wrong Powers!"

Jan 1981

No listings

Atom Special #1

Jan 1993

No listings

Legends of the DC Universe #40

May 2001

No listings

Brightest Day: The Atom Special #1

Sep 2010

No listings

Adventure Comics #517

Oct 2010

No listings

Adventure Comics #518

Nov 2010

No listings

DCU: Legacies #7

Jan 2011

No listings

Giant-Size Atom #1

May 2011

No listings