Turing, Alan,

Networks,Lines and Fields, By John D. Ryder, Professor of Electrical Engineering & Head of the Department University of Illinois, signed to the title page in blue ink Alan Turing, octavo (8vo), second

Rolex Men's President reference 18038 with Yellow Gold Fluted Bezel & Black Dial, 18kt yellow gold case measuring 36mm, Sapphire Crystal with date window at 3, day window at 12, Oyster perpetual movem

We are offering a certified pre-owned Rolex oyster perpetual watch. Model 78274 with stainless steel case and stainless steel jubilee bracelet. 18kt white gold fluted bezel and quick set function. Cer

We are offering a certified preowned Rolex oyster perpetual watch. Model 16233 with stainless steel case and stainless steel and gold bracelet. 18kt gold fluted bezel and quick set function. Certified

We are offering a certified preowned Rolex oyster perpetual watch. Model 16233 with stainless steel case and stainless steel and gold bracelet. Custom Black diamond dial, 18kt gold fluted bezel quick

We are offering a Vintage 18tk Yellow Gold bracelet. This bracelet is about 1 inch wide and 7 inches long. Beautifully hand crafted and maintained.

We are offering a certified preowned Rolex oyster perpetual watch. Model 16233 with stainless steel case and stainless steel and gold bracelet. 18kt gold fluted bezel, quick set function and Sapphire

We are offering a certified preowned Rolex oyster perpetual watch. Model 16233 with stainless steel case and stainless steel and gold bracelet. 18kt gold fluted bezel, quick set function and Sapphire

We are offering a certified pre-owned Rolex oyster perpetual watch. Model 68273 with stainless steel case and stainless steel and yellow gold bracelet. 18kt yellow gold fluted bezel and quick set func

Pre-Owned Bell & Ross Stainless steel case with a black rubber strap. Black ion-plated bezel. Black dial with white hands and index hour markers. Arabic numerals mark the 3, 6, 9 and 12 o'clock positi

Preowned BC-F1 collection is inspired by vintage fuel gauges and clocks found in a number of WWII aircraft. Bremont BC-F1 watch with salmon pink dial housed within a round 39mm hardened PVD treated st

Wempe Zeitmeister Chronometer GMT with Automatic movement, stainless steel case, black leather bracelet with tang buckle. The case is 40mm and offers a Sapphire Crystal. This watch is the World Time C

Preowned Ball watch with following functions: Hours, Minutes, Seconds, Day and Date - Central 60 second hand, Case: Stainless steel, Crystal: Scratch resistant sapphire, Case Back: Sapphire Crystal, C

Pre-owned Tag Heuer Link Tiger Woods Limited Edition WJF2113.BA0570 is in as new condition. Limited edition Tiger Woods 38mm Stainless steel case and bracelet. Silver dial. Scratch resistant sapphire

Up for auction is a 1976 official bicentennial gold commemorative registration card and solid gold (.999 fine) coin with it's purchase Receipt. This set was produced and distributed by the lincoin Min

A sterling silver and blue enamel floral bracelet. Features sterling flower beads that alternate between silver-tone and blue enamel filled. Marked 925.Dimensions7.5" W x 0.25" H x 0.25" D

A sterling silver pendant with opal inlay. Features a sterling silver frame with synthetic blue opal inlay, separated by stacked simulated diamonds. Marked 925 on the loop, weighs 0.115 ozt. Dimension

The 2009 American Silver Eagle bullion coin appeared as the annual installment of a series of silver coins that have been issued by the United States Mint since 1986. The bullion coins are authorized

A sterling silver and synthetic opal ring. The iridescent synthetic opal stone is prong set and framed with cubic zirconia stones. Marked “T 925” to the interior. Size 8

The 2009 American Silver Eagle bullion coin appeared as the annual installment of a series of silver coins that have been issued by the United States Mint since 1986. The bullion coins are authorized

Alan Davie C.B.E., H.R.S.W., R.A. (British, 1920-2014) Upsurge No.3 dated '20 8 52' (upper left); signed, inscribed, and dated again 'Alan Davie/Aug 52/SPEED SPACE' (verso) oil on board 122.2 x 101.6

Alan Shields (American 1944-2005)- ''Tanta Lula''- mixed media on canvas, 1969, signed, dated and titled verso, good condition. 104 x 104''Exhibited "Cleveland Collects Contemporary Art", July 20th- A

Alan Shields (American 1944-2005)- ''Jeef''- mixed media on canvas, 1969, signed, dated and titled verso, good condition. 104 x 110'' Exhibited "Cleveland Collects Contemporary Art", July 20th- August

Alan Shields (American, 1944-2005) Untitled Acrylic on cotton webbing and thread. (57 3/4 x 62 1/2 in. (146.7 x 158.8cm)) Provenance "Modern and Contemporary Paintings, Drawings and Sculpture," S