P137-Switzerland 1963 Pro Aero FDC Oskar Bider Alpen Flight Anniversary Langenbr

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📮 Item Title

Switzerland 1963 Pro Aero FDC Oskar Bider Alpen Flight Anniversary Langenbruck Cover

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📂 Category

Stamps > Europe > Switzerland > Covers > First Day Covers

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📌 Condition

Good overall condition

Clean envelope with clear cancellations

Minor handling/storage marks on reverse (light creasing visible)

Addressed cover

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🧾 Item Specifics

Country/Region: Switzerland

Year of Issue: 1963

Type: First Day Cover (FDC) / Commemorative Cover

Topic: Aviation / Oskar Bider / Pro Aero

Cancellation: Langenbruck – Bern – Locarno, dated 13.VII.1963

Stamp: Helvetia “Pro Aero 1938–1963”

Illustration: Aircraft over Alps (commemorating Alpen flight)

Addressed/Unaddressed: Addressed

Condition Notes: Light wear on reverse, front very presentable

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💰 Valuation

Typical market value: £3 – £7

Demand: Moderate (aviation + Swiss collectors)

Premium possible if paired with similar covers or in bulk

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✅ Recommended Pricing Strategy

Buy It Now: £6.99

Accept offers: Yes (auto-accept around £4.50–£5)

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🔨 Auction Option

Start price: £2.49 – £2.99

Auction duration: 7 days

Combine with other FDCs to increase bidding interest

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📝 Description (optional to copy into eBay)

1963 Switzerland Pro Aero First Day Cover commemorating the 50th anniversary of Oskar Bider’s Alpen flight. Features a Helvetia aviation stamp and clear Langenbruck – Bern – Locarno cancellation dated 13 July 1963. Attractive illustrated cover showing aircraft over the Alps. In good condition with light signs of handling on the reverse. A nice addition for aviation or Swiss philately collectors.