Page:The Philippine Islands, 1493-1803 (Volume 01).djvu/129

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1493–1529]
TREATY OF TORDESILLAS
125

in each case, so that they may jointly study and examine to better advantage the sea, courses, winds, and the degrees of the sun or of north latitude,[1] and lay out the leagues aforesaid, in order that, in determining the line and boundary, all sent and empowered by both the said parties in the said vessels, shall jointly concur. These said vessels shall continue their course together to the said Cabo Verde islands, from whence they shall lay a direct course to the west, to the distance of the said three hundred and seventy degrees, measured as the said persons shall agree, and measured without prejudice to the said parts. When this point is reached, such point will constitute the place and mark for measuring degrees of the sun or of north latitude either by daily runs measured in leagues, or in any other manner that shall mutually be deemed better. This said line shall be drawn north and south as aforesaid, from the said Arctic pole to the said Antarctic pole. And when this line has been determined as above said, those sent by each of the aforesaid parties, to whom each one of the said parties must delegate his own authority and power, to determine the said mark and bound, shall draw up a writing concerning it and affix thereto their signatures. And when determined by the mutual consent of all of them, this line shall be considered forever as a perpetual mark and bound, in such wise that the said parties, or either of them, or their future successors, shall be unable to deny it, or erase or remove it, at any time or in any manner whatsoever. And should, perchance, the said line and bound from pole to pole, as afore-

  1. Our text reads "grados del sol e norte;" Navarrete reads "grados de Sur y Norte."