Prussian mythology ("krivė krivaitis") and female "waidelinns" (similar to Roman vestales). Various later authors simply copied information from Grunau and the "Sudovian Book" adding no or very little new information. The 1249 Treaty of Christburg mentioned Curche, an idol worshiped during harvest festivals. Scholars were unable to positively determine its gender, function, or etymology. Various suggested functions include god of food (Simon Grunau), smithing god (similar to Slavic Svarog and Greek Hephaestus), god creator (derived from related Lithuanian word "kurti" – to create), god of harvest and grain, evil spirit, god of fire. Some even doubted whether it was a god at
The God Beneath the Sea Eurynome and the two goddesses tell him various Greek creation myths. The novel continues with myths of the Olympians and the age of gods and mortals, and concludes with Hephaestus returning to Olympus, having been cast down for a second time after reproaching Zeus. Garfield, Blishen, Keeping, and Longman collaborated on a sequel entitled "The Golden Shadow" (1973, ). It is based on myths of the later heroic age, when divine activity was limited. "The God Beneath the Sea" is divided into three parts. Part one begins with the image of the infant Hephaestus plummeting from Olympus to the ocean.