Pecquet Flying Humber-Sommer
Technical Data
| Stamp Set | 50th Anniversary of First Airmail Flight |
|---|---|
| Date of Issue | February 18, 1961 |
| Denomination | 1 nP |
| Quantity | 1,000,000 |
| Perforation | comb 13 x 13½ |
| Printer | Security Printing Press, Nashik |
| Watermark | Asokan Capital Multiple [Up] |
| Colors | Grey | Purple |
| Catalog Codes |
Michel IN 322 Stamp Number IN 338 Yvert et Tellier IN 11 Stanley Gibbons IN 436 |
| Themes | Aircraft | Anniversaries and Jubilees | Aviation | Postal Services |