1948 · Owens-Illinois / laboratory correspondence
Saranac Laboratory report on Kaylo dust
1948 correspondence reports animal inhalation findings and changes to earlier conclusions.
Historical records · original documents
Kaylo: Original Historical Documents at ToxicDocs
Read the records behind the history: early laboratory findings, manufacturing records, distribution agreements, product literature, carton-warning discussions and first-hand recollections.
Follow the documentary trail
These links open identifiable records preserved by ToxicDocs. Dates refer to the record or document context, not the date it was uploaded. Corporate interrogatory answers and testimony are identified as such, rather than presented as contemporaneous internal correspondence.
1952 · Owens-Illinois internal correspondence
Internal review of Kaylo dust and lung injury
An internal report discusses manufacturing and field experience and Saranac research.
1953 · Owens-Illinois / Owens-Corning agreement, reproduced in discovery
Kaylo sales and distribution agreement
Historical agreement identifies the parties and distribution arrangements beginning in 1953.
1960 · Owens-Illinois historical sales literature
Industrial Kaylo sales literature
Product literature describes Kaylo pipe insulation, calcium silicate, asbestos reinforcement and high-temperature uses.
1966 · Owens-Corning internal memorandum
Kaylo research and carton-warning memo
Internal correspondence discusses possible caution statements for Kaylo cartons.
1987 · Court testimony reproducing Owens-Illinois discovery responses
Kaylo manufacturing and plant testimony
Testimony identifies Berlin and Sayreville plant periods, product composition and the 1958 sale.
1991 · Owens-Corning litigation discovery
Owens-Corning interrogatory responses
Responses discuss the historical Kaylo product, rebranding under Hy-Lo and Armstrong LK, and development of asbestos-free Kaylo.
1996 · Owens-Illinois litigation discovery
Owens-Illinois interrogatory answers
Corporate responses address the April 1958 transfer and custody of historical records.
1998 · Litigation exhibit index
Kaylo warning photograph exhibit index
Index lists a photograph of a Kaylo warning dated January 19, 1967; the index is not the photograph itself.
1998 · Historical deposition testimony
Insulation warehouse recollections
A warehouse manager recalls Kaylo alongside other insulation brands, inventory cards and shipping delays.
Connect a remembered detail to a document
White or off-white pipe covering or blocks: open the sales literature and product responses. A carton or printed warning: start with the 1966 memo and warning exhibit index. Berlin or Sayreville: consult plant testimony. 1950s Owens-Illinois versus Owens-Corning: follow the distribution and sale records. Dust during sawing or fitting: review the early laboratory documents and workplace testimony.
Original documents can be incomplete, contradictory or written for litigation. We present their identities and historical context so visitors can explore the underlying material directly.
Continue researching Kaylo
Kaylo records archive → Kaylo product library → Owens Corning / Fibreboard → Start with what you remember →
Additional historical court records
Explore original court opinions and documentary leads on the Saranac research, Kaylo manufacturing and distribution, the 1958 business transfer, and carton labeling. Read the Kaylo court-records research →