Insulators
Subtitle: a history and guide to North American glass pintype insulators
By: John and Carol McDougald.
Contributors: McDougald, Carol.
Publisher: The McDougalds
Published: 1990
Place of publication: St. Charles, Ill. (Box 1003, St. Charles 60174-1003)
Language: eng
Subjects: Electric insulators and insulation -- Glass -- History.; Glass factories -- United States -- History.; Glass factories -- Canada -- History.
Notes: Includes bibliographical references (v. 1, p. 168-171) and index.