VINTAGE Genuine Boyd Porcelain Cap Lid Insert w/metal back for Mason Jars | eBay
Boyds Genuine Porcelain Lined Cap Embossed on Circular Milk Glass Lid Used With the mason Style Canning - Etsy
Boyds Genuine Porcelain Lined Cap Embossed on Circular Milk Glass Lid Used With the mason Style Canning - Etsy
The genuine Boyd's porcelain lined caps for Mason's jars, manufactured only by the Consolidated Fruit Jar Co.. / Broadsides and Ephemera Collection / Duke Digital Repository
Boyd's Genuine Porcelain-Lined Cap ~ Milk Glass Jar Liners