Eulberg Bros., Portage, Wis. (quart blob beer)
Inscription reads "EULBERG BROS. PORTAGE, WIS." "N B" is embossed on the bottom. It’s a blob top-quart, aqua-color with an embossed circular plate mold. Eulberg Bros Brewery opened in 1884. It changed to Eulberg Brewing Co. in 1907 until Prohibition (1920). It then became Eulberg Products Co. Brewery until 1933 when it resumed operations as Eulberg Brewing Co. In 1957, it became Eulberg Beer Sales Co. Brewery but lasted only one more year.