File of letters covering all aspects of PAMAS business and arranged into the following subject files:
1. Passages (1948)
2.Pratt & Whitney R2000 overhaul tools for R-2000 overhaul programme (1949-1950)
3.Correspondence with Orient Airways Ltd (1948-1950)
4.Misc M-O (1949)
5. Orient Airways Ltd (1949)
6. Plant & Equipment (1948-1949)
7. Plant & Equipment inventory (1948-1949)
8. Misc P-Q (1948-1952)
9. Pan American World Airways (1949-1950)