7. Trychinebau Glofa: Busnes Peryglus
8. Y Llwch Marwol – Afiechyd Diwydiannol yn y...
9. Damweiniau: Pris Glo - Marwolaeth ac Anafiadau
11. Gwasanaeth Achub y Glowyr
16. Tribiwnlys Aberfan
Lyndon Westwood - The Canari Project
Peter Hemmings and John Sharpe - The Canari...
Mark Thomas - The Canari Project
Phil Williams - The Canari Project
Ron Stoate - The Canari Project
The History of Maerdy Workingmen's Hall ...