This attractive little map of Portugal was published in Amsterdam by Paulus Merula. It first appeared in the revised edition of Barent Langenes work entitled "Caert Thresoor" in 1616. This one is engraved by Salomon Rogiers. Van der Krogt, P. (Atlantes) 6281:342; Shirley "Atlases in the BL" T.Bert 2a & T.Meru 2a no. 10.