Rare Sylvimeter Syteme Crance 19th century measuring instrument for determining the cubic meters of wood yield from trees.
The scale plate reads SYLVIMETRE SYSTEME CRANCE a PIGNON (Aisne Bte S.G.D.G. en FRANCE et a L,ETRANGER
In the 18 and 19 centuries, methods were sought to calculate the growth of trees and their increase in wood yield per year.
Various scientists have tried to develop a measuring device for this. With this instrument you can compare the height and thickness of the trunk at half height with that of, for example, one or more years ago.
And determine the multiplication of wood and the right year to cut down the tree
By aiming at the trunk at the right place and turning the front handle, the two legs move apart and the result can be read on the two scale plates. compared to a year earlier
Ask the Dealer
Early Science antiques was founded in 1978 by Fred de Vree based in the Netherlands where I can also be visited by appointment. I have been active for 4 decades as an antiqair and auctioneer, the last 20 years of which are specialized in scientific antiques. I visit collectors and fairs in many European countries. looking for special items please feel free to contact me by Phone or email ,if you need any information on my listed items or something you are looking for 0031653132842 [email protected]