Sinclair w/Dino Logo Porcelain Car Door Sign (TAC)Matthews Auctions, LLC4.6(156)$200(3 bids)6 hrs Left
SINCLAIR DINO GASOLINE AND MOTOR OIL DECORATING METAL SIGNSBeachwood Auctions LLC4.6(337)$25Feb 21, 2026
Large Vintage Sinclair Aircraft Double-Sided Porcelain Enamel Advertising Sign – 48" RoundGrandview Art & Auctions4.3(1)$400Feb 20, 2026
Sinclair Extra Motor Oils w/Dinosaurs Metal Sign (TAC)Matthews Auctions, LLC4.6(156)$250(4 bids)6 hrs Left
Sinclair Emerald Auto Oil w/Black Dinosaurs Five-Gallon Square Metal CanMatthews Auctions, LLC4.6(156)$25(1 bid)6 hrs Left
Sinclair Dino Gasoline w/Logo 13.5" Globe Lenses (TAC)Matthews Auctions, LLC4.6(156)$25(1 bid)6 hrs Left
Sinclair w/Dino No Trespassing Porcelain Sign (TAC)Matthews Auctions, LLC4.6(156)$275(4 bids)6 hrs Left
SoldSinclair w/Dino Porcelain SignSSP rolled edge sign, has excellent color and gloss, chip at one corner, 13.5"x18.5", rated 9 Age is unknownSee Sold Price
SoldLarge Sinclair w/Dino Porcelain Identification Signrated 8.75, 60"x84", the DSP diecut sign has very good color and gloss, has a few small touched up chips in the field, marked I.R. dated 1960. This Lot must be picked up in Tidioute, PA on SepSee Sold Price
SoldSinclair Gasoline w/Dino Porcelain Signrated 8.5, 13,5"x12", the SSP sign has good color and gloss, has chips at the corners. This lot can be picked up in Tidioute, PA on September 18 - 22 or this lot can be taken back to our facilSee Sold Price
SoldSinclair Gasoline w/Dino Porcelain Pump SignSSP sign, has good color and gloss, field is clean, has tiny chips at the mounting holes, displays well, 13.5"x12", rated 8.75See Sold Price
SoldSinclair Diesel w/Dino Logo Porcelain Pump Signrated 9+, 13.5"x12", SSP sign has excellent color and gloss.See Sold Price
SoldSinclair Gasoline w/Dino logo Porcelain Pump Signrated 8.9, 13.5"x12", SSP sign has very good color and gloss, field is clean, has small chip around the perimeter.See Sold Price
SoldSinclair Porcelain Sign Single SidedSingle sided porcelain sign with bright colors, porcelain chips around the mounting holes, slight fading and minor porcelain loss on the "A'. 116.5" x 18". PLEASE NOTE, THERE IS ONLY ONE WAY TO PAY FOSee Sold Price
Sold10" Sinclair Porcelain SignSingle sided porcelain (SSP) sign has excellent color and gloss. The sign has a small fine scratch in the field with a chip on the "R" and two small chips on the edges. Condition: 8.9. Measurements (HSee Sold Price
SoldHalf of a Sinclair Porcelain Sign"Sinc" has chips and rust staining, part or a larger horizontal sign, 24"x87", rated 6.5See Sold Price
SoldLarge SIN (Sinclair) Porcelain SignLarge "SIN" (Sinclair Oil) single-sided porcelain sign, with white lettering on green field height 41 in. x width 110 in. x depth 1.5 in.See Sold Price
SoldMOBILOIL & SINCLAIR PORCELAIN SIGNSPair of 9" Mobiloil Artic and Sinclair porcelain Signs. These are modern signs. Both have some wear. Very Good-ExcellentSee Sold Price
Sold3 Sinclair motor oil porcelain sign3 reproduction Sinclair porcelain signs. 22" H x 3" W.See Sold Price
SoldSINCLAIR PRODUCTOS PORCELAIN SIGN W/ ROOSTER GRAPHIC.SSP. Maker mark, "MARCA REGISTRADA." Exceedingly rare c. 1930's Sinclair Productos single-sided porcelain sign with strong graphic. CONDITION: Sign has excellent color & gloss throughout, with multiplSee Sold Price
SoldRARE 24" Sinclair Opaline Porcelain SignSinclair Opaline double sided porcelain sign. Rare 24" sign dates to the 1920's. Presents with nice color and a few chips.See Sold Price
SoldSinclair Oils Porcelain Sign12" SSP porcelain sign has excellent color and gloss. There's a few light scratches in the field and outer field. There's chipping at 2 mounting holes and edge wear present. Rated 9. PLEASE NOTE, THERSee Sold Price
SoldSinclair Horizontal Porcelain Sign Large 2-PieceSSP. It has average color and gloss. It shows areas of slight discoloration, wear, chipping, a few small drilled holes, and a couple bends/dents. It displays well. Measures: 24"x167.5" Rating: 7.5 EstSee Sold Price
Sold1920's Sinclair Opaline Porcelain Sign1920's Sinclair Opaline Porcelain Sign. Measures 51 x 15See Sold Price
SoldSinclair Porcelain Restroom SignUnmarked. In-house shipping available. Dimensions: 12 x 9See Sold Price
SoldVintage Sinclair Gasoline Porcelain Sign with Dino Character - Rare CollectibleThis captivating vintage porcelain sign brings nostalgia for classic Americana, featuring the beloved Sinclair dinosaur mascot, often referred to as "Dino," cheerfully posed next to an old-fashioned gSee Sold Price
Sold199. Vintage Sinclair Aircraft Porcelain Sign - 1930 Registered U.S. Patent GraphicDiscover a rare piece of aviation and advertising history with this vintage Sinclair Aircraft porcelain sign, dating back to 1930. This meticulously crafted sign features a striking design that showcaSee Sold Price
SoldVintage Sinclair Lubricantes Porcelain Sign - Rare Collectible from 1920 WyomingThis stunning vintage porcelain sign from the Sinclair Refining Company is a remarkable piece of Americana that transports collectors back to the early 20th century. Made in 1920, this sign features tSee Sold Price
SoldSINCLAIR & DYNAFUEL PORCELAIN SIGNSporcelain, Sinclair, 13" x 12", Dynafuel, 12" x 8", both have wear around mounting holes, C8.See Sold Price
SoldLot Of 3: Sinclair Gasoline Porcelain Signs.Lot consists of: Power-X and Dino Gasoline strip signs are both in excellent condition, free of any chipping. The porcelain pump face is also in excellent condition with a couple of light outer edge cSee Sold Price
