skos:altLabel | - his father
- Boomerang
- Captain Boomerang<br /><small>George Harkness</small>
- Captain Boomerang (Digger Harkness)
- Captain Boomerang (Owen Mercer)
- Captain Boomerang / George Harkness
- Captain Boomerang / George \"Digger\" Harkness
- Captain Boomerang I
- Captain Boomerang II
- Captain Boomerang#Other versions
- Captain Boomerang#Owen Mercer
- Captain Boomerang/Digger Harkness
- Digger Harkness
- Digger Harkness / Captain Boomerang
- Digger Harkness/Captain Boomerang
- George Harkness / Captain Boomerang
- George Harkness<br />
- George Harkness<br>
- George \"Digger\" Harkness
- George \"Digger\" Harkness / Captain Boomerang
- George \"Digger\" Harkness<br>
- Owen Mercer
- Owen Mercer<br>
- \"Digger\" Harkness
- George Harkness<br /><small>Captain Boomerang</small>
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