| Image Thumbs | |
| Cert Num | 1216640 |
| Cert Date | 2010-02-01 |
| Catalog Number | C15 |
| Country | USA |
| Year | 1930 |
| Denom | $2.60 |
| Color | Blue |
| Grade | Ungraded |
| Description | Used |
| Opinion | it is a genuine usage, with a Scott No. C14, on a roundtrip cover from Friedrichshafen to Friedrichshafen, tied by a New York Varick St. Sta. May 6, 1930 duplex cancel, with U.S. and German flight cachets, a complete round trip cachet and appropriate backstamps. |
| Cert Link | http://psestamp.com/Cert/1216640 |