Subsequently, Fedo and geochronologist Martin J.Whitehouse of the Swedish Museum of Natural History in Stockholm returned to Akilia to make their own maps and chemical analyses.

• 后来，费多与斯德哥尔摩瑞典自然史博物馆的地质年代学者怀特豪斯回到阿基利亚，自己动手制作地图并进行化学分析。