Title.MIRROR SURVEY COMPASS
Title.MIRROR SURVEY COMPASS
Size diameter is aprox 8cm fully opened it is 25 cm long by 8 cm and the depth is 3 cm.
Size of Box .11 x 11 and the depth is 6 cm.
Medium.The compass is brass with glass face and mirror under the top.
Condition.The compass is in excellent condition and so is the box.
In full working order.
The original was patented in 1894 by D.W. Brunton and manufactured by WM. Ainsworth & Sons of Denver, Colorado.? The WM. Ainsworth, Inc. company of Denver was founded in 1880. Brunton is a commonly used name by geologists to refer to any type of pocket transit compass. The Brunton is a typical geologist's compass, and is well adapted for geological field work. It folds up into a compact form for carrying. Our compass is a Brunton style handheld pocket transit compass. It is equipped with a mirror & levels for holding the compass level & gives a reflected view of the reading. It is made of solid brass(weighs 700gms). It is typically bought as an ornament however, this compass is more than an ornament, and can be used for the practical measurement of angles if it is handled properly