1940s B-1 flange sign double sided st. Louis mo. READ DESCRIPTION PLZ

  

1940s B-1 flange sign double sided st. I dont know anything about this sign and i posted it on multiple spots on facebook to a total of thirteen thousand people and not a single one of them knew anything about this sign except for a man who also owned it and had been collecting for forty years and never seen another like it. Please message me if you know anything about this sign.

This item is in the category "Collectibles\Advertising\Merchandise & Memorabilia\Signs\Original\1930-69". The seller is "jazob77" and is located in this country: US. This item can be shipped to United States.

1. Type of Advertising: Sign
2. Country/Region of Manufacture: United States
3. Original/Reproduction: Original
4. Time Period Manufactured: 1930-69