Sinclair oil use less gas and get more power Ad 1948
Sinclair oil use less gas and get more power Ad 1948. Ad was 4/5/48. Black and white car of new and old cars all using Sinclair motor oil and running like new. Ad emphasizes that Sinclair oil makes all cars new and old running like new for years and years. Ad in excellent condition. Photo is taken through plastic and may show wrinkles or crookedness that is not in the ad. This magazine tear sheet measures 10 wide by 14 3/16 tall.
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