Historical primary record
1958 industrial-board fabrication manual
Historical fabrication material describing cutting, drilling, sanding, milling and dust collection and identifying several Johns-Manville board families.
Johns-Manville historical research
Original historical documents
Read the underlying historical records used to investigate Johns-Manville product names, manufacturing history, material forms and work practices. These records are research sources; the document itself should be read in context before drawing conclusions about a particular workplace or person.
Johns-Manville research
Selected documentary record
Historical primary record
1958 Transite historical press material
Historical material describing Transite sheet, corrugated and tubular product history.
Additional Johns-Manville documentary sources
The company-and-trust research page contains additional ToxicDocs records alongside the official Manville Trust materials. Keeping those source types distinct helps a visitor understand whether a link is historical evidence or a current trust document.