Auction 4 Part 2 Numismatics and rare stamps

First Flight Covers – a large Collection
Collection of 116 covers (envelopes) of first flights, most of them different, to different countries and cities around the world and special flights around the country including Sinai.
Some of them are hard to find.
The collection does not include all such envelopes yet definitely constitutes a basis for them.
מעטפות טיסות ראשונות - אוסף גדול