J. A. Riddle to T. Frank Tobin (Stedfast Rubber) on Handling of Calidria Asbestos, with Schmidt & Ault Mill Letter on FDA Status (1969-1970)

Page 1 is a May 9, 1969 letter from J. A. Riddle, Plant Manager, to the plant manager of Stedfast Rubber Co. It encloses an "Asbestos Toxicology Report" and says Calidria Resin-Grade 144 is nearly pure chrysotile. It states that a chrysotile link to mesothelioma or lung cancer had not been clearly determined and that employees exposed above the threshold limit value must wear respirators. Page 2 is a July 29, 1970 letter from a Schmidt & Ault Mill purchasing agent asking Union Carbide at King City for the FDA status of the "High Purity Asbestos" it bought. Page 3 is a second copy of the 1969 letter.

What the document holds

• Page 1: Letter, J. A. Riddle to T. Frank Tobin, Stedfast Rubber Co., May 9, 1969, on asbestos toxicology and handling (stamped copy)
• Page 2: Letter, William M. Gohn, Schmidt & Ault Mill, to Union Carbide, King City, July 29, 1970, asking about FDA status of High Purity Asbestos
• Page 3: Second copy of the May 9, 1969 Riddle to Tobin letter, without the exhibit stamp

People and organizations

From J. A. Riddle (Plant Manager); William M. Gohn (Purchasing Agent, Schmidt & Ault Mill) to T. Frank Tobin (Plant Manager, Stedfast Rubber Co., Inc.); Union Carbide Corporation, King City, California.

• William M. Gohn (author)
• John A. Riddle (author)
• T. Frank Tobin (recipient)
• Union Carbide Corporation (its organization)
• Food and Drug Administration (named)
• Schmidt & Ault Mill (named)
• Stedfast Rubber Company, Inc (named)
• USBM (named)

Related pages

Pages on our site about what this document covers: Asbestos and Lung Cancer · Calidria · California Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · Chrysotile: White Asbestos, the Most Common Type · Massachusetts Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · Mesothelioma: What It Is, How It's Diagnosed, and How It's Treated · Threshold Limit Value (TLV).

About this copy

This is document Union Carbide 138 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 3 pages.