Jungle Comics #73

Dr. Marr's scientific expedition captures a white ape. Nilo, riding from the land of the Lake of Mists attacks the safari in order to free the ape, which is sacred to her people. They also take Dr. Marr. Kaänga and Ann pursue them. Ann is captured, but Kaänga frees both her and Dr. Marr. They destroy Nilo's castle with dynamite.