[Mathematics] Oughtred, William. Mathematicall

1764 1st ed ALGEBRA English Mathematics Geometry Illustrated Emerson William Emerson was an 18th-century English mathematician known for his treatises on geography and navigation and math textbooks. W

1849 Handwritten MANUSCRIPT Blue Coat School Mathematics Math Arithmetic 2v A rare, handwritten school text by an H.G. Williams of a Blue Coat School. Bluecoat schools appeared throughout England thro

Heading: (Mathematics) Author: Title: The Mathematical Papers of Sir William Rowan Hamilton Place Published: Cambridge Publisher:At the University Press Date Published: 1931 & 1940 Des

Four framed porcelain plaques depicting elders and children, in rosewood and burl frames, signed Zhu Shan Ba Yu, and titled. Plaque 32” x 8.5”, Overall in frames 42” x 18”.

Wolf Kahn (1927 - 2020) oil on canvas, landscape with tree in landscape, signed lower right, W. Kahn. Canvas 16” x 20”, Overall in a simple gilt frame 17” x 21”.

Self-winding automatic watch, features a 36mm platinum case surrounding a white dial on a black alligator band with a platinum Calatrava Cross deployant buckle. Functions include hours, minutes, secon

John James Audubon (1785 - 1851), 19th C. aquatint Elephant folio engraving with original hand coloring, ‘Virginian Partridge’ Plate # 76 Page no. 16. Engraved, printed and colored by Robe

Richard Avedon (American, 1923-2004) photograph "June Leaf", large format silver gelatin on paper, signed and stamped on reverse, edition 4/10, measures 50" x 40" sheet, acrylic shadowbox frame measur

An exceptional Art Deco bracelet signed Cartier, with the serial #416-53. It is magnificently set with four of each, lovely slightly purplish red star rubies, dreamy medium blue star sapphires and stu

1995 CHINA 500 YUAN BI-METALLIC COIN, PANDA, 5 OZ .999 GOLD; 2 OZ .999 SILVER, #103 OF 199 (PROOF/DOUBLE SEALED) CASED

Rufino Tamayo (Mexican, 1899-1991), oil on canvas, Abstract portrait, signed and dated '71 lower left, signed en verso, 18 3/4" x 22 1/2" sight, 27" x 31" overall, small punctures and craqeulure, Acco

Pair of Mintons Louis Solon Decorated Pate-sur-Pate Vases and Covers, England, late 19th century, each with gilded wreath-form handles adorned with ribbons, gold fish scale borders to neck and socle,

Ca. 1890 well carved Black Forest figural group of mother dog and her pups, with hand colored characteristics and glass eyes. Made by Walter Mader, Switzerland. 31”L x 16”D.

Original 18K yellow gold oyster band with integrated folding clasp, watch 40mm diameter, blue ring with a rare purple haze dial, come with box and papers, guaranteed authentic.

Small oil on paper, flowers in vase on table with doily, signed lower right, H. Pippin, attributed to Horace Pippin. Image 4.5” x 3”, Overall in a grain painted frame 6” x 7”.

Five (5) piece Chinese cloisonne garniture set to include a pair of candlesticks, pair of beaker vases and an incense burner with gilt bronze trim, all with gilt bronze marks to base, tallest 25" tall

An approx. 3.3 ct. Old European cut diamond, K-VS (small chips on girdle) is set between six, marquise cut diamonds, approx. .50 ct. tw., G-H-VS-SI, sz. 6 1/2, 3/9r g.

small size with a rectangular top, one dovetailed drawer, bottle legs and single turned stretcher with traces of old red stain. 22”H x 19”W x 14.5”D

This impressive signed platinum ”Maltese Cross” brooch with 18kt yellow gold accents features an approx. 5.27 ct. medium slightly violetish blue sapphire cabochon bezel set into the center

Chinese Cloisonné Censer, gilt bronze finial, gilt bronze lion feet, both handles loose, 10" h

Verne Q Powell 14K gold C flute, soldered tone holes, open holes, B-foot, traditional scale, A-440 pitch, SN 1355, made in 1954, 27.5" long, weight 15.3 troy ounces of 14K gold, AGW is 8.95 TO of fine

MARTIROS SARYAN (ARMENIAN/RUSSIAN 1880-1972), OIL ON CANVAS, YEREVAN STREET SCENE, SIGNED AND TITLED 1925, INSCRIBED VERSO "THIRD VERSION". 35 X 27 1/2" (90 X 70 CM) UNFRAMED; CERTIFICATE OF AUTHENTIC

Chinese Gilt Bronze and Cloisonne Palace Incense Burners, pierced column with entwined dragon, each burner in 4 sections, marked "Qing Qianlong", Qing Dynasty, exact age unknown, 51-1/2" h

Dorothy Hood (Am. 1919-2000), oil on canvas, abstract composition, illegibly titled on back, signed upper left, D. Hood, and signed Dorothy Hood. Overall 60” x 41”.