WW2 US NAVY Ball Recording Sextant Mark I Mod 0 made by Mergenthaler Linotype Serial No. 4609 was made in 1944. This Sextant is in a highly polished case with brass fittings and a nomenclature Brass tag on the front. Included along with the Sextant are a Day and Night tube some spare parts and factory instructions along with a U.S. navy acceptance inventory tag. I haven tried to use it as my knowledge on this is minimal. Condition new old stock very good ++++
