The Knox Glass Bottle Company was a former American

glass manufacturing Glass production involves two main methods – the float glass process that produces sheet glass, and glassblowing that produces bottles and other containers. It has been done in a variety of ways during the history of glass. Glass container ...

company based in Knox,

Clarion County Clarion County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 37,241. Its county seat is Clarion. The county was formed on March 11, 1839, from parts of Venango and Armstrong counties. Clarion Cou ...

Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...

. SHA.org: History of the Knox Glass Bottle Company
. accessed 20 November 2016. The great majority of the company's production was in the form of glass bottles many of which were beer bottles, milk bottles, and many glass medicine bottles in a variety of standard sizes. Bottle collectors identify the company's products through the mould numbers and distinctive letter-in-a-keystone mark on the base of the bottles.

History

The founder of the Knox Glass Bottle Company was Roy Underwood (1887−1951). During its operations, from 1917 to 1968, the company acquired 16 other

glassmaking Glass production involves two main methods – the float glass process that produces sheet glass, and glassblowing that produces bottles and other containers. It has been done in a variety of ways during the history of glass. Glass container ...

companies−plants in the United States. A lawsuit between the company and a former executive (Knox Glass Bottle Company v. Underwood, 89 So.2d 799 (Miss. 1956)) "was the first Mississippi Supreme Court case to define in detail the fiduciary duties of a corporate director and officer," according to a law firm that represented one of the parties. The company was acquired by the Glass Container Corporation in 1968, which filed a Chapter 11 bankruptcy petition in Delaware in 1999.WCC.state.ct: Glass Container Corporation bankruptcy
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References

External links

Society for Historical Archaeology: "History of the Knox Glass Bottle Company"
Glassmaking companies of the United States Defunct glassmaking companies Manufacturing companies based in Pennsylvania Clarion County, Pennsylvania American companies established in 1917 Manufacturing companies established in 1917 Manufacturing companies disestablished in 1968 1917 establishments in Pennsylvania 1968 disestablishments in Pennsylvania Defunct manufacturing companies based in Pennsylvania {{US-manufacturing-company-stub