Medical optical instrument - 1850-1900 - France - Paris -Optometrist Trial Lens Set -Maison Giroux & Guilbert-Routit
Rare binocular compound microscope - Model FZE – Serial Nr. 237902 - 1920-1930 - Germany - Carl Zeiss Jena
Theodolite - Precision Surveying Nr. 19305 - Original Wooden Transport Case - 1920-1930 - Carl Zeiss Jena