This led to new series of young adult Tarzan novels.
Eighty typed pages for an unfinished Tarzan novel were found in Burroughs' safe after his death.
Burroughs continued this theme in his many Tarzan novels.
Jack first appeared in the original Tarzan novels by Edgar Rice Burroughs.
Burroughs was frequently using Stanley's writings as a source for his early Tarzan novels.
He also created four original Tarzan graphic novels for European publication.
A number of Burroughs' other Tarzan novels have also been adapted for the screen.
The first Tarzan movies were silent pictures adapted from the original Tarzan novels which appeared within a few years of the character's creation.
He is based on Kala's husband (and Tarzan's foster father) in the original Tarzan novel.
La is a character in Edgar Rice Burroughs's series of Tarzan novels.