North America Archives - Page 12 of 14

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“GAGE FOR SHEARS” — A RULE ACCESSORY FOR SCISSORS, 1875, patented by John Lamb of Jeffersonville in Sullivan County, New York, granted U.S. patent 170,570 on 30 November 1875. This curious rule is made of a tapered strip of brass, folded and mounted with a sliding stop. This life-size “model” has an overall length of 8-5/8” (22 cm), and the upper surface is graduated every quarter-inch from 0 to 8. Condition is complete and fine except the brass now Read More...

14 Nov

A Set of Dyke’s Car Working Models with Progressive Chart Manikin of the Automobile Book

By Fletcher

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A set of five working models of various car parts as follows 1. Working model of Differential Gear 2. Working Model of Carburetter 3. Working Model of Four cycle gasoline engine. 4. Working Model of clutch and gear box. 5. Working model of High Tension Magneto. Overall the condition is fair for paper objects of this age although some of the paper labels are distressed, and there are minor parts missing on some of the charts, nevertheless a rare survivor of an educational item for Read More...

20 Oct

Electrodes/sponge Holders for Electro-Medical Apparatus

By M and R Gordon

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A group of electrodes and sponge holders, single and pairs, for use with medical galvanic and faradic batteries:all American, second-half of the 19th century. The largest of the group is Jerome Kidder’s US patent “for improvement in [a]sponge holder for electro-medical apparatus”, that was granted on June 20, 1871. If you have a medical battery that lacks electrodes/sponge holders here’s your chance to complete it.. Read More...

20 Oct

~A GOOD, SIMPLE DISSECTING MICROSCOPE by QUEEN & Co. – CASED~

By ScientificaOpticae

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A good simple, dissecting microscope by Queen & Co. Philadelphia. American. Constructed from a combination of enameled steel, anodized brass, bright brass and Bakelite. Two stabilizing “wings” held in place by four screws under the stage, single Bakelite objective (3-4 X), articulating arm, rack and pinion focusing (perfect), 1 1/2″ mirror (dusty edges) with brass frame and arm, anodized rectangular stage with opening below, bright brass pillar with focusing knob and a black enamel horseshoe base. Mahogany stained pine Read More...

13 Oct

Five 19th c. Trepanning Instruments: all maker signed

By M and R Gordon

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A selection of signed-19th-century trepanning instruments, all but one by American makers. The elevator/rasp by Evans is probably the oldest of the six, dating from the first half of the 19th century; the rest, all American, date from the second half. They are combinations of lenticulars, elevators and rasps. Read More...

29 Sep

Two Mid-19th Century Manuscript Day Books Belonging to a Maine Physician

By M and R Gordon

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Two mid-19th century manuscript day books belonging to a Maine physician. Dr. J.D. West practiced in Augusta, Maine and these are his day books for the years 1847 through 1863. Dimensions of taller book: 16″ x 7″. What adds interest to the pair is that one book is devoted to the care he provided to citizens of Augusta and the second is devoted to the care he provided to other physicians in the area. He must have been held Read More...

30 Jun

Singular Beauty: Simple Microscopes from the Giordano collection. Catalogue of an exhibition at the MIT Museum September 1st 2006 to June 30th 2007

By Kuenzig Books ABAA ILAB

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Giordano, Raymond [Ray] V. ; Douglas, Deborah G. ; Turner, Anthony V. Singular Beauty: Simple Microscopes from the Giordano collection. Catalogue of an exhibition at the MIT Museum September 1st 2006 to June 30th 2007. [ Southampton, MA ]: The Antiquarian Scientist, 2006. First Edition. 64 pages. Photographically illustrated wrappers. 8 x 8 inches. A new copy with just a touch of wear. Bright and clean internally. SIGNED by author Raymond V. Giordano. NOTE: the publisher is sold out, Read More...

11 Jun

Four 19th-Century Uterine Instruments

By M and R Gordon

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Instruments in descending order: Unsigned hard-rubber uterine syringe; Thomas’ Uterine Curette by Reynders, NY; Uterine Fixator by Codman and Shurtleff, Boston and a Pedicle Clamp by Ford, NY. Read More...

11 Jun

Three Uterine Instruments: Last Quarter of the 19th Century

By M and R Gordon

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Three signed uterine instruments dating from the last quarter of the 19th century . From top to bottom in first image: Nott’s Uterine Dilator by Leach and Greene in Boston; Un-named Uterine Dressing Forceps by Reiner in Vienna and Atlee’s Uterine Dilator by Shepard and Dudley in New York. The dilator is hard rubber with a metal clip. Read More...

05 May

Five specialist USA Calculators for sale separately

By Fletcher

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1. The Shure Reactance Slide Rule with instructions and original envelope c1960 2. The Dodge Calculator for motor speeds c1960 3. The Ohmite Ohm’s Law Calculator c1960 4. The Durez Check Chart for specific gravities, and data on phenolic folding compounds c1980 5. The Set-up Master for Compound Angles, an engineering calculator c1947 Read More...

03 May

Union case with two Daguerreotypes – Jaquith, New York

By Scientific Inspirations

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Excellent condition, damage free (no chips / cracks / repairs), 95mm x 83mm, Nursery rhyme scene depicted to front and back, ‘Bobby Shafto went to sea…..’. Jaquith, 167 Broadway, New York 1857 – 1860. Daguerreotypes of middle-aged lady and gentleman, a little oxidisation to edge. I do not always receive enquiries due to difficulties with my server so please feel free to contact me directly: [email protected] Read More...

12 Apr

1826 Dartmouth Medical Diploma

By M and R Gordon

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A Dartmouth medical diploma, printed on vellum, that was awarded to Benjamin Hatch Bridgman in 1826. Bridgman was not a medical notable but rather a country doctor who was also involved in local and state politics.See link that follows. https://www.findagrave.com/memorial/126463990/benjamin-hatch-bridgman Dartmouth was third medical school to be established in the USA, following the University of Pennsylvania and Columbia University. https://en.wikipedia.org/wiki/Geisel_School_of_Medicine American medical diplomas from the first quarter of the 19th century are not common. When they do turn up the seal is Read More...