Valvoline Motor Oil "Blow Horn for Service" tin sign

20179

OG Serial Number:

Authentication Date:

7/5/24

Size:

14.5" x 36"

Material:

Single sided tin

Grade:

9.5

1/3

Very clean, investment-grade NOS tin sign with excellent color and gloss. No visible use on the four factory mounting holes. Very minor edge wear, with extremely close inspection. Marked V 397D Printed in USA. Circa 1960-70s