Note 312 — Chapter XII · THE SUNKEN LAND OF BUSS AND OTHER PHANTOM ISLANDS
Reading edition
Early Norse Visits to North America, Smithsonian Misc. Colls., Vol. 59, No. 19, Washington, D. C., 1913; Recent History and Present Status of the Vinland Problem, Geogr. Rev., Vol. 11, 1921, pp. 265–282; and Chapters VII and VIII, above.