A Macneil all weather sextant made by KIPP DELFT HOLLAND S.101 PATENTS PENDING the silvered arc signed H.Hughes & Son Ltd 59 Fenchurch St. London E.C., with microamperes meter, the index arm with framed vernier with micrometer scale, rapid release, the arc divided 0-105°, with a 6 inch diam. drum enclosing reflecting mirrors in fitted wooden case - 14¼in. wide