Main tube ribbed and oxidized. Three draw tubes with stop-motion collars. Erecting cartridge. Eyepiece with rotating shades. Transverse micrometer scale 0-40 every 1 with subdivisions on screw dial calibrated 0-100 every 1. Mounting of each semi-lens has match mark V; barrel has 3. Pressure fitting lens cover. First two draw tubes can be removed and replaced with an accessory draw tube with its own erecting optics and stop-motion collar. Original eyepiece will screw onto this replacement tube. When the first draw tube is removed, its erecting optics can be protected by a pressure fitting cover. With fitted wooden case partly lined in blue cloth. Two brass latch hooks. Telescope likely came from the U.S.S. Enterprise.
Inscription/Sig.
Main tube engraved: "U.S. Navy No. 29."
Lid scratched: "Telemeter Telescope = Enterprise."
