Transportation & Travel Collectibles

30" Porcelain Sinclair Aircraft sign First Image

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30" Porcelain Sinclair Aircraft sign First Image

30" Porcelain Sinclair Aircraft sign

Total Sales1 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

SINCLAIR AIRCRAFT CONTEMPORARY SIGN (1 of 2)

SINCLAIR AIRCRAFT CONTEMPORARY SIGN

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Large Vintage Sinclair Aircraft Double-Sided Porcelain Enamel Advertising Sign – 48" Round (1 of 8)

Large Vintage Sinclair Aircraft Double-Sided Porcelain Enamel Advertising Sign – 48" Round

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SINCLAIR PUMP SIGN (1 of 3)

SINCLAIR PUMP SIGN

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Sinclair Gasoline SSP Porcelain Advertising Sign (1 of 6)

Sinclair Gasoline SSP Porcelain Advertising Sign

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PORCELAIN SINCLAIR SIGN (1 of 7)

PORCELAIN SINCLAIR SIGN

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SINCLAIR GASOLINE PORCELAIN PUMP PLATE SIGN (1 of 2)

SINCLAIR GASOLINE PORCELAIN PUMP PLATE SIGN

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Sinclair H-C Gasoline 48" DSP Sign w/ Factory Ring (1 of 2)

Sinclair H-C Gasoline 48" DSP Sign w/ Factory Ring

Rockabilly Auction Company

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White Mule Gasoline Porcelain Sign (1 of 5)

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Atlee Raber Auctions

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50" Sinclair Gasoline DSP Advertising Sign (1 of 12)

50" Sinclair Gasoline DSP Advertising Sign

Donley Auctions

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FLYING A GASOLINE PORCELAIN SERVICE STATION SIGN (1 of 2)

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Sinclair Oil Corporation Single-Side Porcelain Sign (1 of 5)

Sinclair Oil Corporation Single-Side Porcelain Sign

Mar 14, 2026

FLYING A GASOLINE PORCELAIN SIGN (1 of 2)

FLYING A GASOLINE PORCELAIN SIGN

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Flying A Gasoline Single-Sided Porcelain Sign (1 of 4)

Flying A Gasoline Single-Sided Porcelain Sign

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FLYING A GASOLINE PORCELAIN SIGN (1 of 2)

FLYING A GASOLINE PORCELAIN SIGN

Dan Morphy Auctions

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SUNBEAM BREAD SIGN. DOUBLE SIDED PORCELAIN (1 of 9)

SUNBEAM BREAD SIGN. DOUBLE SIDED PORCELAIN

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FLYING A GASOLINE PORCELAIN PUMP PLATE SIGN (1 of 2)

FLYING A GASOLINE PORCELAIN PUMP PLATE SIGN

Dan Morphy Auctions

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