The arte of nauigation. : conteyning a compendious description of the sphere, : with the making of certayne instruments and rules for nauigations, and exemplifyed by many demonstrations. (1589)
Cortés, Martín, 1532-1589 · At London : Printed [by Abell Jeffes], at the charges of Richard Watkins. · leaf 139
s according as _ theparce in Sphere. But foracmuch agin Spapne, Cape (aint cape s.vio- Gincent’is ee principall,thep begin ehere to make graduation, ¢ number it in 37. degtes. And from thence cowarde the Pole 7 Artike, the egress do cnereate. Ano from thence tetrarve the |. + | Equinocial line,… … Ano if the paterne hate nepther leagues nor Degrees, pou mutt take o7 know the altitudes of two Capes, that are J2oyth, TFherarem, qn South, of the vegrers, anp the vifference ofthe vegres of peaked ae the eleuation, that is ftom the one Cape tothe other, peMhallerce- 7 peuine all that {pace in fo…