Dollond London, Day or Night telescope

Superb marine telescope signed 'Dollond London, Day or Night' in copperplate script. The day or night type of telescope was made from around 1830, and this style of telescope is probably from around 1840. This is an impressive marine telescope. The telescope is in used condition, the rosewood barrel has no splits or gouges, but has some wear.The brass end cap has become loose and the optics are slightly scratched.