Note XXIII‑5 — Chapter XXIII · DRAKE AND OXENHAM'S EXPEDITIONS. 1572-1596.
Reading edition
In the map prepared by Juan Lopez, these islands are placed a few miles east of point San Blas and named the 'Islas Cabezas ó Cautivas.' By Burton they are also called the Cabezas, but by Clark the Cativaas.