Group of Measuring and Surveying Instruments

Group of Measuring and Surveying Instruments 1) 180° protractor with 2 sights, brass and steel, Germany, c. 1910. – 2) Russian compass, brass, silvered scale. – 3) Field galvanometer by Siemens

Group of Electric Measuring Instruments 1) Needle galvanometer by Leopolder & Sohn, c. 1900. – 2) Voltmeter and amperemeter by Morlot Maury, Paris, c. 1910. – 3) Aerial voltmeter by Telefunken, c.

including brass scales with weights, punch, bootjack hook and two slide rules. Tallest 5 in. The Lifelong Collection of Keith and Caroline Gray, Charlotte, NC. Keith and Caroline Gray were passionate

* A Group of Four Cased Surveying Instruments 20th century comprising three levels and a transit. Length of longest scope 10 1/2 inches. Estimate $ 80-120 Property from the Collection of Dr. David Spa

18th century French brass surveying instrument with articulating sights for measuring degrees and angles. Signed "Meurand a Paris". Compass not moving; stains and wear to brass.

Benjamin Rittenhouse (1740-1825) Brass Surveyor's Transit. It is documented that the Rittenhouse brothers made surveying instruments and compasses for George Washington when he was a surveyor prior to

In Antique Walnut Box, 24" x 7" x 6.5". Condition: Good with stains and dirt from use.

Young & Sons Gilt Brass Theodolite Surveying Instrument, instrument #8391, with Wooden Box, Tripod, and 10'3" Measuring Ruler {Height of Theodolite 11 1/2 inches, length of scope 10 1/2 inches; tripod

Group of Measuring and Drawing Tools, including compasses, a slide rule, a tape measure, and a Dietzgen Commander Drawing Instruments boxed set. Used condition, wear, worn.

Instruments group includes: Two folding measuring sticks and one 6" advertising ruler. Ross London brass compass in box. Measures 4"L x 2.5"W. Condition report: Good condition, please examine all phot

A group of three nautical instruments consisting of a brass E.R. Watts & Son, London, Cotton Type range Finder (box measuring 2 1/4 x 11 1/8 x 3 3/8", a brass nautical range finder (5.125" x 3.5" x 1.

Signed S. Zamir oil on canvas painting. Depicts a still life image of a group of instruments. Signed upper right. Work measures 2 1/2" x 15 1/2". Housed in frame measuring 30 1/4" x 21 1/4". Good over

Includes one brass fireplace instrument stand with three tools. Stand measurement in inches is 10x28.5 and one brass and glass firewood holder measuring in inches 21x14.

Scientific Devices and Measuring Instruments 1) Mirror galvanometer, c. 1918, Siemens & Halske, moving coil system for general laboratory purposes, removable top, height 15 in. - 2) Tangent bussole, c

4 Surveying Instruments, c. 1900 1) Theodolite, T.B. Winter & Son - Newcastle-on-Tyne. brass, 4 magnifiers, 3 levels, compass, length of the telescope 11 ¾ in., height 14 ½ in. - 2) Level, Carsatel

12 Precision Measuring Instruments, c. 1870-1900 1) Kohlrausch's universal bridge, no. 1822, Hartmann & Braun, with comparative resistors from 0.1 to 1000 ohms, induction coil and slide resistor, on m

8 Pieces Largest Dimensions: H 26" x W 7" x D 5"

2 Swiss Surveying Instruments by Wild Wild Heerbrugg. 1) GB6, binocular goniometer, in metal case with leather carrying strap. – And: 2) No. 1661, 3,3/12,5 mm, 1984, special optics. – In addition

Lot of 2 measuring instruments. XII th century. Butterfield Paris - Weight: 210 g - Region: France - Sizes: Divers - Condition: at first sight - good condition - no restoration - no repair

2 Lecture-Room Measuring Instruments, c. 1915 Manufactured by E. Leybold's Nachfolger – Cöln. 1) Direct current ammeter, reading from 0,2–2 amperes, with shunt up to 20 amperes. – And: 2) Dire

Four angle measuring instruments, European, 19th/20th centuryMessing, Stahl, Nickel, Aluminium, Glas, Metalloberflächen teilweise geschwärzt. Neigungsmesser mit skaliertem Viertelkreis und R

'Various Surveying Instruments 1) Theodor Rapp GmbH. Aiming circle, brass, 1 circular bubble level, 2 foldable diopters, Ø 11 in., made for the German Armed Forces - 2) Max Krause, Leipzig. Miniature

3 Askania Werke Surveying Instruments 1) Small theodolite, c. 1950, Bambergwerk, Berlin, no. 540033, type TKmi, with micrometer reading, height only 6 in., with metal bonnet. - 2) Level NAK400, c. 196

5 Vintage Measuring Instruments, c. 1910 1) Large lecture theatre ammeter for continuous current, height 17 3/4 in. – 2) 3 medium-sized ammeters. – And: 3) Galvanometer by "A. Gaiffe – Paris",