Auction 291-297
Catalogue 291: Europe & Overseas
| Show all lots | 1636 |
| Brit. Colonies | 205 |
| Europe | 664 |
| French Colonies | 16 |
| French India | 87 |
| Germany | 86 |
| Literature | 5 |
| Overseas | 508 |
| Picture cards | 4 |
| Switzerland | 2 |
| Worldwide | 43 |
| Zeppelin | 16 |
Catalogue 292: The Ing. Pietro Provera Collection (part V)
| Show all lots | 670 |
| Brit. Colonies | 52 |
| Europe | 550 |
| French Colonies | 11 |
| NDP Elsasss Lothringen | 7 |
| Overseas | 49 |
| Switzerland | 1 |