Promontoreum Bogæum (map)

From Author Wars - https://authorwars.com/books/promontoreum-bogaeum-map-1580475.html

Overview:

Title: Promontoreum Bogæum (map)
Author: Karen Anderson
Year: 1987
Type: Interior Art

Editions/Publications:

Unknown. The King of Ys, Volume I (Unknown, Karen Anderson, Nelson Doubleday / SFBC, $14.98, [12]+655 pages, Hardcover, Omnibus)