FAUSTMANN'S SPIEGEL-HYPSOMETER / FAUSTMANN'S MIRROR HYPSOMETER

A very special instrument to measure the height of trees is the FAUSTMANN'S MIRROR HYPSOMETER, invented 1856 by the German forester Martin Faustmann

On the THIRD INTERNATIONAL FAUSTMANN SYMPOSIUM Oct 2009 in Darmstadt Kranichstein / Germany, 

I presented the following
HISTORY OF THE FAUSTMANN MIRROR HYPSOMETER (download as PDF-file)

For my Fellow Collectors I edited in April 2009 an article about this instrument.
More see: WOLF'S PLUMB BOB NEWS 2009-04 
(I will update this article next time with new information). If you want to know more, please email me.

SOURCES (TEXT) written in GERMAN see page "FAUSTMANN SPIEGEL HYPSOMETER"

To know what you get in the 20 pages article 2009-04  below you find some pictures. (Click for a larger view on the picture)

Original drawing from the Allgemeine Forst- und Jagdzeitung AFJZ 1856

FAUSTMANN HYPSOMETER by Hartmann & BRAUN 1890s

Original made by Faustmann 3rd edition before 1870

different shape with folding scale
1884s

Original Faustmann 3rd edition with slide and plumb bob

Different plumb bob shapes from FAUSTMANN'S MIRROR HYPSOMETERS

Instrument sold in the U.S.A. by KEUFFEL & ESSER

Some details from the drawings of 1856:

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