Maclear, John Fiot Lee Pearse, Admiral, 1838-1907.

The papers consist of Maclear's journal of magnetic observations kept in HMS CHALLENGER, 1872 to 1876; two logs for HMS ALERT, 1879 to 1881, and one for HMS FLYING FISH, 1885 to 1887; captain's out-letterbooks from Maclear to the Hydrographer of the Navy, 1878 to 1882, and 1884 to 1887; workbooks, 1879 to 1882, and 1885 to 1886; and two remark books kept by Captain Alfred Carpenter of HMS MAGPIE, 1881 to 1882, annotated by Maclear.