Note 46 — 1849.

While on Salisbury Plain he was visited by Lieutenant-General Sir Charles Pasley, frequently by Colonel Hall and Captain Yolland, and by about fifty other officers of the royal engineers; also by Professors Airy, Sheepshanks, and Cape. The last gentleman was very free in his inquiries. The mode of aligning the instrument did not, at first, satisfy him, but eventually the process having been minutely explained by the sergeant, he went away convinced and gratified. Captain Gosset was present at the laying of the first bar and Captain Hawkins at the last.