Cardiff-Wales Airport Ychwanegu i'r clipfwrdd A1/12 Ffeil 1988-1989 Rhan oInstitute of Welsh Affairs Records,
Cardiff-Wales Airport Ychwanegu i'r clipfwrdd R2/22 Ffeil 1990 Rhan oInstitute of Welsh Affairs Records,
Cardiff-Wales Airport Study on Estimated Demand: for Scheduled Air Services: to Paris and West Germany Ychwanegu i'r clipfwrdd R2/10 Ffeil 1989 Rhan oInstitute of Welsh Affairs Records,
Estimated Demand for Cardiff-Brussels Air Services Ychwanegu i'r clipfwrdd R2/11 Ffeil [?1990] Rhan oInstitute of Welsh Affairs Records,
