OUTSTANDING SINCLAIR AIRCRAFT PORCELAIN SIGN W/ AIRPLANE GRAPHIC.

DSP. An incredibly outstanding and significant museum quality example of this Circa 1930's Porcelain Service Station Sign from Sinclair Aircraft Gasoline. This iconic and highly sought after Sign show

SSP. Sign shows an Ink Stamp, "Sinclair SP-1". A very scare Circa 1930's Porcelain Sign from Sinclair Oil Company advertising Sinclair Pennsylvania Motor Oils and showing the iconic Sinclair script as

SSP. Sign shows a Makers Code of MT-35. A nice example of this scarce Porcelain Sign from Tiolene Aviation Quality Motor Oil, a product of Pure Oil Company. Sign shows a clean Airplane as well as oute

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 multipl

DSP. Sign is Maker Marked Walker & Co, Detroit. An incredibly clean example of this beautiful and iconic Porcelain Sign from Oldsmobile Automobiles advertising "Oldsmobile Service". Sign shows a brill

AGS CERTIFIED #10550. DSP. A rare and highly sought after sign from Sinclair showing excellent Rooster graphic with unique shape. CONDITION: Sign is overall fair throughout each side showing areas of

SSP. An incredibly clean example of this unique Porcelain & Neon Sign from Chevrolet Automobiles showing a large Chevrolet Bowtie graphic throughout the field as well as a bright Neon field. CONDITION

SSP. A nice example of this Porcelain Pump Sign from Sinclair Gasoline. Sign shows very good color & gloss throughout the green and white porcelain, with some overall fading in the red porcelain. The

SSP. A very nice example of this sign from Sinclair Gasoline. Sign shows an incredibly clean field, free of any chipping. There is some minor chipping and wear at the four outer mounting holes, but ov

Rated 8 & 7.5, 48"D., DSP sign display has has good color and some gloss, has a few chips and wear, reverse has more chips and wear, mounted in a new ring. The Authentication Company #037551.

DSP. An outstanding and incredibly eye-appealing die-cut Porcelain Sign from Chevrolet Automobiles advertising "Truck Service". Sign shows a large Chevrolet Bowtie graphic as well as iconic Chevrolet

DSP. Sign is Maker Marked Walker & Co. A bright and colorful example of this iconic Porcelain Sign from Cadillac Automobiles advertising "Authorized Service". Sign shows iconic Cadillac script as well

SSP. Sign shows a Makers Ink Stamp "Sinclair SO-1". A very scarce and highly sought after Porcelain Sign from Sinclair Opaline Motor Oils showing a large Dinosaur graphic. CONDITION: Sign shows bold S

SSP. An incredibly clean and outstanding example of this Circa 1930's Porcelain Panel Sign from Sinclair Gasoline showing Sinclair shadowed lettering as well as self framed cookie cutter edge. CONDITI

SSP. Sign shows an Ink Stamp at the bottom edge, "Sinclair SO-2". A beautiful example of this iconic piece of Porcelain Signage from Sinclair Opaline Motor Oils showing iconic Sinclair lettering as we

DSP. This double sided porcelain piece from Sinclair displays excellent. The sign has strong color and gloss with some minor chipping and the excellent Dino logo. Side one has some very minor chipping

DSP. Maker mark "IR53." C. 1950s Sinclair Service Station double-sided porcelain sign with iconic Dino graphic. CONDITION: Side 1, has good color and gloss throughout the field, with areas of porcelai

SSP. A highly sought after Porcelain Sign from Sinclair Gasoline showing unique Sinclair script as well as Dino graphic. CONDITION: Sign shows a professional restoration throughout the field. Sign app

SSP. C. 1940's Sinclair Opaline Motor Oil porcelain sign. CONDITION: The sign has good gloss. There is noticeable porcelain loss throughout the field, but the remaining porcelain is stable. There is a

SSP. A beautiful example of this outstanding and iconic piece of Porcelain Advertising from Santa Fe Railroad. Sign features unique colors as well as an excellent Horse & Cowboy graphic. CONDITION: Si

SSP. Sign is Maker Marked Walker & Co. An outstanding condition example of this iconic Porcelain & Neon Sign from Chevrolet advertising "Super Service". Sign shows an outstanding condition Chevrolet B

SSP. Sign is Dated 1947. An absolutely incredible example of this beautiful and eye-appealing Porcelain Sign from Texaco Marine Lubricants, one of the most sought after Signs in all of Gas & Oil adver

SSP. An absolutely outstanding example of this Porcelain Attachment Sign from Cadillac Automobiles showing a Crest graphic as well as Deep V. CONDITION: Sign shows incredible color & gloss throughout

SSP. An outstanding piece of unique and seldom seen Circa 1920's Porcelain Signage from Shell Gasoline showing an early shaped Clamshell graphic as well as unusual Shell block lettering. CONDITION: Si