| USA Airmails | 1937 (13 May) Dollar lines, President SS. Willson. San Francisco - Hong Kong (28 May) Registered airmail multifkd env. Comercial usage. Pacific Clipper Bilingual address. Proper cachets + arrival. VF. |
U$ | 275 |
| USA Airmails | 1937 (13 May) Dollar lines, President SS. Willson. San Francisco - Hong Kong (28 May) Registered airmail multifkd env. Comercial usage. Pacific Clipper Bilingual address. Proper cachets + arrival. VF. |
U$ | 275 |