Walworth, 1842-1942.
Contributors: Murphy, John Allen, 1888-
Publisher: Walworth
Published: 1945
Place of publication: [New York]
Language: eng
Number of pages: 72
Notes: Cover-title: A history of one hundred years of valve manufacturing; the story of the Walworth company, inc.
"The author of this history is John Allen Murphy." -- p. 66.