Publications for 02/1912

• Muncie, IND.; News of Local 23, the plant is making nothing but insulators
• Obituary of Dan Hemingray
• United States Customs Decision in Importation of Insulators
• Minerallac impregnated insulator (Unity)
• Robert P. Frist writes of his insulator factory in California
• People from Whitall Tatum visit California Glass Insulator Company
• Better insulator with the Brookfield Noleak CD 211
• Unity Insulator by Minerallac Co. a decided sensation
• J. B. Hoge has a new wooden tree insulator on the market
• Friends of Stanley Stonaker of California Glass Insulator Co. look over Long Beach
• Keystone Truss insulator pin
• Miss Vivian Hemingray
• California Glass Insulator Company
• The Wooden Unity Insulator by the Minerallac Electric Company
• Wooden Unity insulator