1
Take a string with a weight to act as a plumb bob.
2
The plumb bob will hang at the angle reading for your latitude.
3
It has a plumb bob, surface level, bubble level, steel protractor and ruler all in one.
4
A protractor may be used in the same manner by sighting along the top and using a plumb bob to record the angle.
5
He released the first meter of coated fiber, and using the ring at the end as a plumb bob, lowered it down through the grille.
6
Straight as plumb bobs, my arms were hanging at my sides.
7
His tools included a vernier compass, Gunters chain, plumb bobs, and a set of marking pins.