| LC control no. | sh 97002376 |
|---|---|
| LC classification | HE6184.E7 |
| Topical heading | Postage stamps--Errors |
| Variant(s) | Postage stamps--Flaws |
| See also | Errors |
| Found in | Sutton, R. Stamp collector's encyc.: (error: any major mistake in design or production of a stamp) Am. Philatelic Research Lib. Manual of philatelic headings (Errors and varieties) |
| Invalid LCCN | sh 85105435 |
 |  |  |