Antique Vintage KELVIN AZIMUTH MIRROR, By Kelvin & Wilfred O. White Co., Boston, Mass.  Material:  Brass.  Stands 5 1/2" high, 8" x 6 1/2".  Makers Label, Level and Mirrors are intact.  There are age related scuffs and scratches.  The box stands 7" high, 8 x 8 3/4", leather strap handle.  Brass plaque on the front reads "KELVIN AZIMUTH MIRROR, Kelvin & Wilfrid O. White Co, Boston& New York USA."  Instructions for use on the lid.  The box is scuffed & scratched and has chips (picture 11) and is missing the "eye" of the hook and eye (picture 10) but remains sturdy and intact.