Published in Proceedings of the California Academy of Sciences, in 1914, in volume 2, pages 203-374
Published in Proceedings of the California Academy of Sciences, in 1914, in volume 4, pages 1-9
Published in Proceedings of the California Academy of Sciences, in 1914, in volume 4, pages 15-112
Published in Proceedings of the California Academy of Sciences, in 1914, in volume 4, pages 113-128
Published in Proceedings of the California Academy of Sciences, in 1914, in volume 4, pages 129-152
Published in Proceedings of the California Academy of Sciences, in 1914, in volume 4, pages 153-160