Survey.
an instrument consisting of a spirit level mounted under and parallel to a telescope, the latter being rigidly attached to its supports.
[ 1830-40 ]
Survey.
an instrument consisting of a spirit level mounted under and parallel to a telescope, the latter being rigidly attached to its supports.
[ 1830-40 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012