Switzerland - First Day Cover - Universal Postal Congress (1974)

€ 0⁵⁰ 
0⁹⁸ BGN

6d 17h 40m

secko (164)

Switzerland - First Day Cover - Events (1975)

€ 0⁴⁵ 
0⁸⁸ BGN

6d 17h 45m

secko (164)

First Day Cover from 1974 of No. 2408/10

€ 0²⁶ 
0⁵¹ BGN

2d 11h 5m

stoian76 (674)

Switzerland - First Day Cover - Anniversaries and Events (1976)

€ 0⁵⁵ 
1⁰⁸ BGN

6d 18h 5m

secko (164)

First day Bulgaria 1974

€ 2⁵⁶ 
5⁰¹ BGN

3h 45m 54s

Ispor (201)

Switzerland - First Day Cover - Events and Campaigns (1976)

€ 0⁵⁵ 
1⁰⁸ BGN

6d 18h 5m

secko (164)

First-day envelope 1974 Bulgaria 10 years Pharmachem

€ 2⁵⁶ 
5⁰¹ BGN

1d 3h 17m

trini (167)

First Day Envelope 1974 Hungary Pablo Neruda

€ 5¹¹ 
9⁹⁹ BGN

1d 3h 17m

trini (167)

First Day Envelope Airships, First Day, 2000

€ 2⁵⁶ 
5⁰¹ BGN

2d 12h 35m

emmy (679)

Switzerland - First Day Cover - Definitive stamps (1974)

€ 1³⁵ 
2⁶⁴ BGN

6d 17h 35m

secko (164)

1974-76. Austria. 2 envelopes on Olympic themes - First day

€ 1¹⁸ 
2³¹ BGN

8d 20h 5m

despot55 (410)

Switzerland - First Day Cover - Events - 100th Anniversary of ...(1979)

€ 0⁵⁵ 
1⁰⁸ BGN

6d 18h 25m

secko (164)

President Kennedy Commemorative First Day Envelope, 1974 Boston

€ 2⁰⁵ 
4⁰¹ BGN

3d 7h 45m

emmy (679)

First Day Cover 1998 - "Helicopters"

€ 1⁰⁰ 
1⁹⁶ BGN

6d 16h 20m

iv_7 (618)

Switzerland - First Day Cover - Archaeological Finds (1974)

€ 0⁸⁵ 
1⁶⁶ BGN

6d 17h 35m

secko (164)

First Day Envelope 1974 International Phil. exhibition Stockholm

€ 7¹⁶ 
14⁰⁰ BGN

1d 3h 17m

trini (167)

First Day Mailing Envelope Airships, First Day, 2000

€ 2⁵⁶ 
5⁰¹ BGN

2d 12h 35m

emmy (679)

Switzerland - First Day Cover - Events (1974)

€ 0³⁵ 
0⁶⁸ BGN

6d 17h 40m

secko (164)