This page is part of the SuperFriends timeline, or a chronology of events that took place in the SuperFriends Universe -- Earth-1A (fan name) / Earth-Thirty-Two (official designation) of the DC Multiverse.
A certain type of tree wood was discovered on a planet and humans used it for developing a type of anti-gravity. This "anti-gravity wood" was used for the construction of many starships during this era.
- ↑ As seen in the Super Friends season 1 episode The Planet-Splitter (1973).
- ↑ This is conjecture based on Earth-One continuity as shown in DC Comics.