Advert Description
Are you interested in this item? This item is up for auction at Catawiki. Please click on "respond to advert" (orange button) to get redirected to the Catawiki website. Catawiki’s goal is to make special objects universally available. Our weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store. For sale, micrometer theodolite complete with original support from the manufacturer “La Filotecnica Ing. Salmoiraghi Milano. Period of construction at the end of the 19th century, coming from an inheritance. Instrument in excellent condition, working, always kept and protected in its wooden case. All original and certified as per internal labels. Not being an expert, I took information from an engineer's studio and reported the following. It is a protractor for measuring horizontal and vertical angles. The azimuth circle is rotatable by rubbing so as to allow recurrence in the measurement of the angles. Invertible and invertible concentric telescope. Circles of various diameters with sexagesimal graduations (each degree is numbered). The reading is carried out by means of two microscopes with micrometric screw which allow a direct reading up to 10". Tripod level to level the axis of rotation of the telescope and make the axis of the alidade vertical, level fixed to the system of microscopes of the club vertical. Supplied with various accessories as shown in the photo in their compartments. The always original containers are in hard and perfect wood (except one where there is a lesion as shown in the photo). Inside them, in addition to the brand, some warning sheets and a service and testing note from 1934. This complete instrument is a museum item and rare also due to its excellent condition despite its more than 100 years old. One theodolite foot and as if a screw is missing. Unique packaging will be done professionally and consistently: the transport with forwarder will be tracked and insured. 67077735
