| Type of Ad | For Sale |
| Date Posted | Monday, September 19, 2011 |
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| I have an extremely rare Scott #1580 block of 4 error. I have searched for this error and have not come across anything like it. 3 of the 4 are what they are supposed to be but the 1 has no color on the angle at all. I am asking for $500.00 for the block. It is in MNM condition. |
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| Name | Geoff Williams |
| Address | 129 E Luzerne Ave |
| City | Larksville |
| Province/State | PA |
| Country | United-States |
| TelephoneNumber | 570-288-9081 |
| Email | fp7936a at pa.metrocast.net (replace "at" with @) |
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