Sinclair w/Dino Logo Porcelain Car Door Sign (TAC)Matthews Auctions, LLC4.6(155)$25(1 bid)Feb 06, 2026
Sinclair Aircraft 48" Double Sided Porcelain Sign w/ RingRichmond Auctions4.6(80)$325(2 bids)3 days Left
Scarce Sinclair Oils 44" Horizontal Single Sided Porcelain SignRichmond Auctions4.6(80)$125(4 bids)2 days Left
Striking 1953 Sinclair Extra Duty Motor Oil Double Sided Porcelain SignRichmond Auctions4.6(80)$25(1 bid)3 days Left
Sinclair Gasoline 4' Single Sided Porcelain Sign w/Factory Ring ""Striped Logo"Richmond Auctions4.6(80)$325(3 bids)3 days Left
Sinclair w/Dino No Trespassing Porcelain Sign (TAC)Matthews Auctions, LLC4.6(155)$275(4 bids)Feb 06, 2026
Sinclair HC Gasoline 42" Single Sided Porcelain Neon SignRichmond Auctions4.6(80)$125(3 bids)2 days Left
Superb Sinclair Extra Duty Motor Oil Double Sided Porcelain SignRichmond Auctions4.6(80)$175(4 bids)4 days Left
Sinclair Opaline Motor Oil w/White Dinosaurs Porcelain Sign (TAC)Matthews Auctions, LLC4.6(155)$1,400(2 bids)Feb 06, 2026
Sinclair w/Dinosaurs Five Gallon Square Metal CanMatthews Auctions, LLC4.6(155)$25(1 bid)Feb 06, 2026
SoldSinclair porcelain double sided sign60" x 43" DSP sign in with bright colors, high gloss and touch ups along the top. PLEASE NOTE, THERE IS ONLY ONE WAY TO PSee Sold Price
SoldSinclair porcelain double sided sign in ring60" x 43" DSP sign in original iron ring with bright colors, bullet holes and minor stains. PLEASE NOTE, THERE IS ONLY ONSee Sold Price
SoldSinclair porcelain dinasour double sided sign42" x 30" some rust and corrosion around holes and perimeter interior has some scuff marksSee Sold Price
Sinclair "H-C" Gasoline Porcelain Double Sided SignOriginal Sinclair "H-C" Gasoline Double Sided Porcelain with PoleSee Sold Price
SoldPorcelain Sinclair Gasoline double sided sign60" x 42" some dings and corrosion to perimeter and interiorSee Sold Price
SoldVintage SINCLAIR CREDIT CARD HONORED Porcelain Double Sided SignWell used condition. One side is better than the other. See Photos. Measures 23 inches wide x 14 1/4 inches tall.100% original.See Sold Price
Sold48" Porcelain double sided Sinclair Aircraft signsome rust and corrosion one side has a little more interior rust than the otherSee Sold Price
Sold48" HC Sinclair Double Sided Porcelain Sign48"" DSP sign with bright colors, scuffs, drilled holes at 12, 3, 6, and 9 o'clock, and in the center PLEASE NOTE, THERE IS ONLY ONE WAY TO PAY FOR ONLINE ITEMS IN THIS AUCTION WHICH IS THROUGH LIVE ASee Sold Price
Sinclair double sided porcelain sign23 1/2" diameter some rust and corrosion around outside edges and some dings on interiorSee Sold Price
Sold48" Red Sinclair Aircraft Double Sided Porcelain Sign & RingDouble sided porcelain (DSP) sign has excellent color and gloss on both sides. The display has several chips in the field with the largest being 2" in diameter. The outer field has one chip at the topSee Sold Price
SoldSinclair Gasoline Double Sided Porcelain Sign w/ Dino in RingDSP sign has excellent color and gloss. Side #1 has chips in the fields and at the upper edge. The reverse is in similar condition. The sign is mounted in the original metal ring which has one hangerSee Sold Price
SoldLarge Double Sided Porcelain Sinclair Dino Sign W/ Ring84"w x 60"h DSP service station sign with bright dino graphics and gloss, light stains. On one side there are several small porcelain chips and a large scratch across the "S". Has original iron ring.See Sold Price
Sold30" Sinclair Oils Double Sided Porcelain Sign30" DSP sign with good color, bullet holes, porcelain loss and scratches throughout on both sides. Marked Burdick, Consumers Bld, Chi. PLEASE NOTE, THERE IS ONLY ONE WAY TO PAY FOR ONLINE ITEMS IN THISee Sold Price
SoldPorcelain Double Sided sinclair Dino Gasoline sign42" x 30" T some dings and corrosion to perimeter and interiiorSee Sold Price
SoldSINCLAIR GASOLINE DOUBLE SIDED PORCELAIN SIGNSINCLAIR GASOLINE DOUBLE SIDED PORCELAIN SIGN Height: 42See Sold Price
Sold48" Sinclair Aircraft DS Porcelain Sign TAC 8 & 7.548" Sinclair Aircraft Double Sided Porcelain Sign TAC 8 & 7.5. Display side has good color and some gloss with a few chips and wear. The reverse has more chips and wear. DSP (double sided porcelain siSee 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
SoldAC SERVICE TIN DS FLANGE SIGN & MOREIncludes AC Service Double Sides Flange Sign. Plus Double Sided Oil Filter Sign, Double Sides Fuel Pump Sign, Porcelain Sinclair Sign, and Double Sided Spark Plug Sign. All with some wear. Largest meaSee Sold Price
Sold48" Sinclair H-C Gasoline Double Sided Porcelain Sign & RingDouble sided porcelain (DSP) sign. The display has very good color and gloss with areas of light surface scratches and one small touch up in the L of "Sinclair." The black lettering shadows have areasSee Sold Price
Sold48" double sided porcelain Sinclair H - C signsome dings and chips on edges see photosSee Sold Price
Sold1961 Dinosaur Sinclair 7x5 Foot Double Sided Porcelain Sign1961 Dinosaur Sinclair 7x5 Foot Double Sided Porcelain Sign. Buyer to arrange pick or shipping from Lake Villa, IL. Measurements in inches: 7 x 5 feet Condition:Has some general chipping in porcelain,See Sold Price
SoldSINCLAIR DINO GASOLINE DOUBLE SIDED PORCELAIN SIGNSINCLAIR DINO GASOLINE DOUBLE SIDED PORCELAIN SIGN Height: 42See Sold Price
Sold1961 Sinclair & Dino DS Porcelain ID Sign TAC 9+ & 9C1961 Sinclair & Dino Double Sided Porcelain Identification Sign TAC 9+ & 9C. DSP (double sided porcelain) die cut sign has excellent color and gloss with a clean display. The reverse has a couple tinySee Sold Price