I got it at the LA Saloon. Button.

https://collections.arquives.ca/en/permalink/artifacts8677
Collection
Artifacts
Material
1 button : metal, col. ; 3.5 cm in diam.
  1 image  
Collection
Artifacts
Primary Object Term
Button
Places
Rochester, NY
Place of Manufacture
United States
Description
Yellow text on a black background.
Material
1 button : metal, col. ; 3.5 cm in diam.
Catalogue Number
CB2049
Copies
1
Description Level
Item
Accession Number
2007-135
Images
Less detail