Buy Instrumental Plumb bob Pear. A. Collier & Co. 20th Century.

- Instrumental plumb bob from the first half of the 20th century without a nut and, therefore, incomplete. Bronze weight, with threaded head.
- The weight is pear-shaped, 8.3 cm high, 4 cm in diameter and weighs 249 gr.
- The thread is of medium size and diameter, with a thread and a small pitch.
- On the head it has the inscription "MONUMENT BRAND".
- The history of Monument goes back to 1880, when George Collier started trading in tools in Cornwall Road, Brixton, London. It corresponds to the English "Monument Brand" first registered in 1908, and previously started as "A Collier & Co". The brand still exists today, under the name "Monument Tools".
- The body of the weight is bronze with an iron tip.
- A very good and beautiful patina is preserved on the entire plumb bob. The quality of execution of the plumb bob is good.
- The plumb bob was probably made in Southern Europe.
Conservation and damage:
- The plumb bob is in a good state of preservation, although the Pesa has many, but very small knocks and scratches.
- The Plumb bob shows the wear and tear of it"s age.