Wilson, False Positive, False Negative

Indian gold, semi precious stone toursade necklace, 20th c., woven multi-strand faceted beaded necklace with elaborate embossed gold clasp, unmarked, clasp tests 14K (possibly a false positive if plat

English Tall Case Clock with Bullseye Apertureearly 19th centurywalnut case with "bullseye" glass viewing aperture, brass 8-day time and strike movement with Wilson false plate and grooved d

METAL: 18k gold. GEMSTONES: black jade ( clasp), black stone beads. MEASUREMENTS: necklace is 17" long x 35mm at widest point. MARKED: Tiffany & Co 750 HongKong. WEIGHT: 119.3 grams.Gemstones

Item: Dinosaur track - Positive + Negative impression of Grallator Age: Lower jurassic - Hettangian stage Location (the place the fossil has been found): Languedoc-Roussilon, France Size of the Slab:

Age: Lower jurassic - Hettangian stage Location: Languedoc-Roussilon, France Size of the Slab: 20.5 x 24 cm (biggest of both) Size of the track: 12.5 cm Weight: 3600 gr This is a negative + positive t

Eocene Epoch Cretaceous fish fossils from Brazil. Approximately 50 million years ago. Museum quality. Each rock slab secured by metal mounts on dark colored rectangular wooden plaque. Good estate fres

A collection (3) negative hand carved furniture accent molds. Along with (2) positive carved molds. The largest is 19" X 3 1/2" X 3 7/8" and the smallest is 12 1/2" X 3 5/8" X 1 1/2"

Tiffany & Co. Pair of Gold and Black Jade 'Positive Negative' Earrings 18 kt., the oval bombé gold and black jade mounts alternately inlaid with rounded triangular and oval black jade and gold, s

A pair of black jade and eighteen karat gold earrings, 'Positive/Negative', Angela Cummings, Tiffany & Co.each an oval gold button with geometric black jade inlay. 11.2 dwt; length: 7/8 in

Libellule fossile (positif et négatif) Fossil Dragonfly Positive/Negative Preservation Tharsophlebia exima Upper Jurassic, Tithonian stage Solnhofen Formation, Eichsätt, Germany The delicate

Positive and Negative Dragonfly Germany A positive negative fossil plate with the imprint of a dragonfly. The dragonfly measuring 3 1/2 x 3 in and overall plate measuring 19 x 12 x 1 in (2) Lot to be

Black abstract 19/50 Dated: 1972. Dimensions are: 20"x 16" Serigraph by James Chatel entitled “Black Abstract” 19/50 from 1972Wonderful example of an abstract positive negative design reminiscent

Pearly Iridescent Ammonite with Nodule Matrix A positive-negative pearly, iridescent ammonite that can be completely removed from its matrix. Described as a 'puzzle-piece', this unique ammonite is sit

Artist: WALKER EVANSTitle: Photograph Polaroid Type 105 Positive/Negative Film Date Printed: 1974 Medium: Limited edition duotone vintage print on hand-made double weight paper, type very white, 320 g

Artist: Walker Evans Title: Photograph Polaroid Type 105 Positive/Negative Film Date Printed: 1974 Date Printed: Switzerland Printer Location: Lucerne Size: 30x40 cm - 15.7x11.8 Inches Signed on plate

Mystery Artist (20th to 21st Century). Modernist Impressionism oil painting on board. An Abstract positive negative image of flora in a vase. Unsigned. Housed in black wood frame. Good condition with

Artwork . 3/5 signed lithograph reading " space capsule" artist uses Andy Warhol style of positive negative and reflecting mirror imaging in contemporary graphic styling of space capsules. Modern artw

approx. 300 negatives concerning European life, travel, landscapes, events, & much more, please note the image of the positive negatives has been inverted for display purposes only,

together with a selection of quarter plates of family life, & more, please note the image of positive negatives is for display purposes only,

Mesuropetala noehleriJurassic, Tithonian stageSolnhofen Formation, Eichstätt, Bavaria, Germany The lithographic limestone of Solnhofen is renowned for the superb preservation of the most delicate

PAL KEPENYES Brass Negative Positive Head Sculpture. Kinetic Mobile. Hanging bronze portrait head with glass eyes and signature Kepenyes eyelashes. Some elements very dimensional. Signed. Dimensions:

Eurypterus remipes Paleozoic Era, Silurian Period, 443 million years ago Bertie Waterline, Herkimer County, New York lot of 2, longest 6.5 in. Provenance  from the Steve Dowell Collection, Kentuck

Lower Cretaceous Period, 120 million years BP. A large fossil Tharriasararipes fish in a positive and negative nodule from the Santana formation, Albian, of Ceara, Araripe Plateau, Brasil. 4.1 kg tota

PROVENANCE: This collection is coming from a Professional American photographer and collector during the last 30 years in LA, CA. He asked as to do not mention his name. His collection includes many o