(319/1.
See Letter 20.) I was very glad to have your last letter, which was even more valuable to me than most of yours are, and that is saying, I assure you, a great deal.

I had written to Forbes to object about the Azores (319/2.

Edward Forbes supposed that the Azores, the Madeiras, and Canaries "are the last remaining fragments" of a continent which once connected them with Western Europe and Northern Spain.

Lyell's "Principles," Edition XI., Volume II., page 410.

See Forbes, op.