Prof. Fuller's Calculating Slide Rule, um 1925

2 Logarithmic Calculating Drums 1) Professor Fuller's Spiral Slide Rule Calculator, 1889 onwards, made in England by Stanley, with wood handle, in mahogany case. - And: 2) Calculator Loga, 23 3/5 in.

2 Logarithmic Calculating Drums 1) Professor Fuller's Spiral Slide Rule Calculator, 1889 onwards, made in England by Stanley, length of the barrel 11 ¾ in., with wood handle, in mahogany case. -

ANTIQUE CALCULATOR, SLIDE RULE CYLINDER *FULLERS SLIDE RULE* K & S IN FITTED BOX W/LOCK & KEYS, APPROXIMATELY 18 IN X 5 IN X 4 IN, #495

London; c. 1900. Fuller spiral slide rule / calculator by Stanley with original mahogany dovetailed case. 17" (43.3 cm)

KEUFFEL & ESSER THACHER CALCULATING INSTRUMENT, slide-rule cylinder with brass mounts and wood end handles mounted on original base with operating label, original dovetailed mahogany case with interio

A Stanley Fuller Calculator Circular Slide Rule w. f. stanley & co. ltd., london, 1950 with a fitted wood case and brass mounting arm, together with a Fowlers: Twelve-Ten calculator. Length of first 1

Thacher's Calculating Instrument Cylindrical Slide Rule Mahogany cylinder with numbers printed on accordion folded coated paper; in wooden case with manufacturer users manual Property from: a Gold Coa

A Stanley 'Fuller Calculator' Cylindrical Slide Rule, early 20th century, brass mounted mahogany, fitted in its original mahogany travel case. Dimensions:dimensions of case 4 1/2 x 18 x 4 1/4in

Stanley Fuller Calculator Cylindrical Slide Rule. W.F. Stanley & Co., New Eltham, London. With case and manual. Case 18"l.

Two Stanley 'Fuller Calculator' Cylindrical Slide Rules, 20th century, bakelite and mahogany, each fitted in its original mahogany travel case. Dimensions:dimensions of case 4 3/4 x 18 x 4 1/4in

Thacher's Calculating Instrument, Cylindrical Slide-Rule, Keuffel & Esser Co., in original box, case is 24" by 6.75 by 6.25". In great condition.

Circa 1914 Thacher's Calculating Instrument or Cylindrical Slide Rule, designed by Edwin Thacher in 1884, this version manufactured by Keuffel & Esser Co. of New York, with tag stamped "No. 4012, Seri

DESCRIPTION: Vintage Keuffel & Esser Co. log log duplex decitrig slide rule featuring marks for calculating various mathematical functions from arithmetic to trigonometry to algebra. Includes orange l

Thacher's Calculating Instrument, 1881 Model 1740, American cylindrical slide-rule, manufactured by Keuffel & Esser, New York, serial no. 435, with original manual (dated 1884) in mahogany case. An e

Bing "Optica" Magic Lantern, c. 1925 Gebrüder Bing, Nuremberg. For lantern slides of size 1 ½ in., height 15 ¾ in. With lantern slides by C.P.C. Laterna Magica Bing "Optica", um 1925 Gebrüder Bi

Mahogany Cased Slide rule or cylinder calculator by Edwin Thatcher. Mahogany and Brass mounts. Complete, Original. Very good to excellent condition with minor signs of gentle use, but no wear or damag

English, serial no. for 1908, Stanley, spiral slide rule with inner cylinder with a scale of sines of angles, in mahogany case with mounting bracket and instructions, case 46cm

Calculating Disc in Traveling Case, c. 1925 Unmarked, for calculation of up to 10,000, Ø 7 4/5 in. Rechenscheibe in Transport-Kästchen, um 1925 Unbezeichnet, für Berechnungen bis 10.

slide-rule cylinder with brass mounts and wood end handles mounted on original base with operating label, cylinder is dated Nov. 1st, 1881. In original mahogany case.

4 Military Calculating Devices 1) Measurement triangle by Gebrüder Haff, Pfronten, Bavaria; for determining the distance of hostile artillery. - 2) English slide rule, for height/angle calculati

Antique vintage group of various statistical and computation devices and tools. Includes: Weiss Slide Rule in carboard printed wheel by C.H. Stoelting circa 1950 Correlation and Machine Calculation bo

Filotecnica Model 201 Back-Light Screen Projection Slide Rule, Italy c. 1955 In the early 1950s the company Filotecnica Salmoiraghi, well known for its precision equipment, developed a slide rule that

Rule

English, c. 1820, in boxwood and brass, double sided with numerous finely divided logarithmic scales and early form of cursor, time side with scales marked Half Sum, Lat, Diff, Time PM, Time AM, cu gr