Angela Spica
The Engineer
- Also known as
Appearances
- The Authority #13 — 2000-05-00
- The Authority #14 — 2000-06-00
- The Authority #15 — 2000-07-00
- The Authority #[1] — 2000-07-00
- The Authority #16 — 2000-08-00
- Planetary / The Authority: Ruling the World #[nn] — 2000-08-00
- Jenny Sparks: The Secret History of the Authority #1 — 2000-08-00
- Jenny Sparks: The Secret History of the Authority #2 — 2000-09-00
- The Authority Annual 2000 #[nn] — 2000-12-00
- The Authority #2 — 2001-01-00
- Jenny Sparks: The Secret History of the Authority #5 — 2001-03-00
- Jenny Sparks: The Secret History of the Authority #[nn] — 2001-07-00
- Coup d'Etat: Sleeper #1 — 2004-04-00
- Coup D'etat: StormWatch #1 (2) — 2004-04-00
- The Authority: The Lost Year #8 — 2010-06-00
- Detective Comics #952 — 2017-05-00
- Detective Comics #997 — 2019-03-00
- Batman #64 — 2019-04-00
- Batman #65 — 2019-04-00
- Jenny Sparks #[nn] — 2025-07-00
- New History of the DC Universe #4 — 2025-12-00