Following is the description of the chart from Auktion XXXVIII, p. 72, published by Haus der Bücher AG and L'Art Ancien S.A.: "Portolankarte. Anonyme portugiesische Seekarte von Teilen des atlantischen Ozeans. Portugal, 17. J and Title supplied by cataloger.
A sea chart with a variety of measuring scales and rumb lines., Appeared in Robijn's Zeeatlas (1683); see Koeman, C. Atlantes Neerlandici, IV, p. 438 (Rob 1, map 18)., and Imperfect: mutilated, with some loss of cartouche. Backed with linen. Cross Collection 62.
Publisher:
By Jacobus Robyn,
Subject (Geographic):
Atlantic Ocean--Maps--Early works to 1800, Brazil--Maps--Early works to 1800, Cape Verde--Maps--Early works to 1800, and New Guinea--Maps--Early works to 1800
Subject (Name):
Robijn, Jacobus, -approximately 1710. Zeeatlas
Subject (Topic):
Nautical charts--Atlantic Ocean--Early works to 1800
A fan shaped projection centering about the "Western or Atlantic Ocean" from the Polar Circle to the Equator. Four explanations, one in each corner. Latest treaty date given is 1720.