Professor Eureka
DC humor
- Also known as
Appearances
- World's Finest Comics #53 — 1951-08-00
- Superman #76 — 1952-05-00
- World's Finest Comics #59 — 1952-07-00
- Batman #78 — 1953-08-00
- House of Mystery #27 — 1954-06-00
- House of Mystery #41 — 1955-08-00
- House of Mystery #42 — 1955-09-00
- House of Mystery #43 — 1955-10-00
- Blackhawk #109 — 1957-02-00
- House of Mystery #68 — 1957-11-00
- Showcase #12 — 1958-01-00
- Challengers of the Unknown #1 — 1958-04-00
- Blackhawk #134 — 1959-03-00
- My Greatest Adventure #32 — 1959-06-00
- House of Secrets #23 — 1959-08-00
- Action Comics #256 — 1959-09-00
- House of Secrets #24 — 1959-09-00
- House of Secrets #26 — 1959-11-00
- My Greatest Adventure #38 — 1959-12-00
- Tales of the Unexpected #46 — 1960-02-00
- My Greatest Adventure #41 — 1960-03-00
- House of Secrets #31 — 1960-04-00
- Showcase #26 — 1960-05-00
- House of Secrets #33 — 1960-06-00
- Tales of the Unexpected #55 — 1960-11-00
- My Greatest Adventure #50 — 1960-12-00
- House of Secrets #43 — 1961-04-00
- Tales of the Unexpected #60 — 1961-04-00
- Superman's Girl Friend, Lois Lane #25 — 1961-05-00
- Superman's Girl Friend, Lois Lane #30 — 1962-01-00
- Batman #151 — 1962-11-00
- House of Secrets #57 — 1962-11-00
- Rip Hunter... Time Master #12 — 1963-01-00
- The Brave and the Bold #54 — 1964-06-00
- The Brave and the Bold #57 — 1964-12-00
- Strange Adventures #171 — 1964-12-00
- The Doom Patrol #93 — 1965-02-00
- Superman #176 — 1965-04-00
- House of Mystery #153 — 1965-09-00
- House of Secrets #74 — 1965-09-00
- Strange Adventures #180 — 1965-09-00
- Strange Adventures #182 — 1965-11-00
- Showcase #62 — 1966-05-00
- Strange Adventures #188 — 1966-05-00
- Challengers of the Unknown #59 — 1967-12-00
- Super DC Giant #S-13 — 1970-09-00
- The Brave and the Bold #57 — 2025-07-00