The ink, too, in which these notes are written illustrates the shifts to which our ancestors were put when writing-materials were not made and bought by the quantity, as they are now,a fact which bears against a not yet well-established point made by Mr. Maskelyne of the British Museum against Mr. Collier's marginalia.

Touching at St. Helena, where Kendal's watch was found to differ by about two miles from the observations of Mason and Dixon at the Cape and those of Maskelyne at St. Helena, he proceeded to Ascension, where he obtained a good supply of fresh turtle, and then to Fernando de Noronho, fixing the position as 3 degrees 50 minutes South, 32 degrees 34 minutes West, and crossed the line on 11th June.