F722-1973 GB 55th Philatelic Congress Great Britain Greenwich Day Cover 3p Machi
1973 GB 55th Philatelic Congress Great Britain Greenwich Day Cover 3p Machin London WC
**Category:**
Stamps > Great Britain > First Day Covers / Commemorative Covers > Event Covers
**Condition:**
Good vintage used condition. Addressed and postmarked. Original envelope with light age toning, minor corner wear, small marks, and handling creases. Stamp intact and clear special cancel.
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### Item Specifics
* **Country/Region:** Great Britain
* **Year of Issue:** 1973
* **Type:** Commemorative Cover / Event Cover
* **Event:** 55th Philatelic Congress of Great Britain
* **Theme:** Philately / Stamp Collecting / Greenwich
* **Postmark:** Greenwich Day, London W.C., 3 May 1973
* **Stamp:** 3p Blue Machin definitive
* **Colour:** Blue / White
* **Cancellation Type:** Special Event Handstamp
* **Era:** Queen Elizabeth II
* **Quality:** Used on Cover
* **Number of Items:** 1
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### Description
Original 1973 commemorative cover celebrating the **55th Philatelic Congress of Great Britain** and the **25th Anniversary of the Civil Service Philatelic Society**. Features attractive Big Ben design and tied with 3p Machin stamp cancelled **Greenwich Day, London W.C., 3 May 1973**.
A nice collectible item for GB philatelic congress, event cover and Machin collectors.
Please inspect photos for exact condition.
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### Price & Valuation (£)
| Sale Type | Price |
| ---------------------- | ----- |
| Quick Sale | £2.49 |
| Fair Market Value | £3.99 |
| Collector / Best Offer | £5.99 |
| Premium Wait Price | £7.99 |
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### Recommended eBay Listing Price
**£4.49 Buy It Now**
* Best Offer ON
* Standard Letter postage
Likely accepted offer range: **£3.25–£4.00**
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### Auction Option
* **Start Price:** £0.99
* **Duration:** 7 Days
* **Expected Result:** £1.50–£3.50
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### Best Selling Strategy (Recommended)
Use **Buy It Now £4.49 + Best Offer** unless you have several similar congress covers, then sell as a **job lot**.
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### Extra Tip
This item is more desirable to:
* **Machin collectors**
* **GB Congress cover collectors**
* **Civil Service Philatelic Society collectors**
* **Greenwich themed postal history buyers
