Note 13 — Chapter I · ON THE ELEVATION OF THE EASTERN COAST OF SOUTH AMERICA.
Reading edition
I owe this fact to the kindness of Captain Sulivan, R.N., a highly competent observer. I mention it more especially, as in my Paper (p. 427) on the Boulder Formation, I have, after having examined the northern and middle parts of the eastern island, said that the formation was here wholly absent.