CATTLE GAUGE, CALIPER and SLIDE RULE FOR MARKSMEN

By: J. Tree, London, Caliper advertising Train Dorr & Co. Cordage and Correction for wind speed (unmarked) 8 3/4 inches (and under).

Including a Stanley 36" folding boxwood rule, Lufkin folding rule with caliper, steel folding rule, rule with go-no go gauge, and a slide rule.

(3) Stanley Caliper Rules, Button Gauge, RARE 3" size, one marked "Harvey Chalmers & Son, Birmingham NY, Pearl Buttons", in display case

Nauticl lot from Jakob Isbrandtsen estate including a slide rule, a John Hand depth gauge, barometer, wind speed instrument, compass,dagger, two rules, bottle opener.

Oak walking wheel log caliper & wheeled rule, in the style of Flossie Greenleaf, with brass slide rule and iron components, in excellent condition

Including calipers, machinist rules, go- no go gauge, some with advertising.

Including: 24 inch (3 in 1) Vulcan rule with slide and protractor., Stanley 24 inch rule with slide, Unionville 24 inch rule, Stanley caliper and No. 36 Stanley No. 136 1/2.

Including: Imperial Wire Gauge, Brown and Bigelow protractor, plumb rule, Stanley caliper and (3) others.

Including: Stanley No. 16 1/2, 5 inch gauge, Stanley ruler/ caliper combo and a bass. 7 1/2 inches (and under (folded))

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

Keuffel & Esser (K&E) 4090 universal slide rule, PN 19-19-19-19-19-19. Marked "Keuffel & Esser Co. N.Y., Pat. Oct. 6, 1891". Comprised of two-sided white celluloid coated mahogany, black metal framed

Ten (10) Keuffel & Esser (K&E) Slide Rules. 1st item: K&E 4061 Polyphase Duplex slide rule. Comprised of two-sided celluloid coated mahogany, with frameless glass cursor with plastic edges held togeth

A Rare Slide Rule Snuff Box, French, early 19th century, the tortoiseshell and bois durci circular box with ivorine veneer scale, the top and base with moulded relief scenes of the Louvre and Pont de

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

Keuffel & Esser (K&E) 4012 Thacher Cylindrical Slide Rule, serial number 3596. Comprised of a brass core covered by paper marked with forty A scales, surrounded by an open rotating frame with twenty m

A Rare Cretes Opthalmic Slide Rule, French, circa 1875, signed in manuscript Regles Calcul du Dr A Cretes. Cretes Optician Rue de Rennes 66 Paris, brass surround, card scale and slide, instructions in

1st item: Eckel Dial-O-Matic Engineer's or Engineer's Log Log slide rule, manufactured by Lithocalculator Company, Arcadia, California, circa 1955. Comprised of two celluloid-coated aluminum disks, on

Keuffel and Esser (K&E) slide rules, including one (1) Nordell Sewer Slide Rule; one (1) 4160 Chemist's 10" Mahogany Duplex slide rule; and one (1) 4088-3 Polyphase Duplex Slide Rule. All comprised of

Keuffel & Esser 4012 Thatcher Cylindrical Slide Rule, retailed by F. Weber & Co. circa 1915, fitted in its original mahogany travel case. Dimensions:dimensions of case 6 1/2 x 24 x 6 1/2in

Seven (7) Keuffel & Esser (K&E) duplex slide rules, including two (2) 4160 Chemist's slide rules; one (1) N4081-5 20" Log Log Decitrig slide rule; one (1) 68-1200 Log Log Duplex slide rule; one (1) 40

Gigantic "PICKETT All Metal Slide Rules". This is made of WOOD. See photos for scale. -- Dimensions: H: 12.5 inches: W: 84 inches: D: 1 inches ---

The Breitling Navitimer was the evolution of the 1942 Breitling Chronomat, with its typical slide rule bezel which was used to calculate complicated operations without the help of additional tools. Br