R. explores part of, [67];
supposed mineral wealth, [72], [75];
Humboldt on its gold yield, [75];
leaves two sailors at Morequito, [79];
health of R.'s expedition, [81];
R. asks effect of expedition on Court, [83];
R.'s Discovery of Guiana published, [83]-[84];
Captain Keymis's voyage, [86];
R.'s Of the Voyage for Guiana, [87];