Silver-studded Blue (Plebejus argus)
30+10 Ct. 1952
Switzerland
2.3 - 2.8$
price on 02.11.2022
| Country: | Switzerland |
| Type: | Postage stamps |
| Series: | Pro Juventute: Insects, 40th anniversary |
| Nominal: | 30+10 Ct. |
| Year: | 1952 |
| Perforation: | comb 11¾ |
| Mintage: | 1,343,679 |
Pro Juventute: Insects, 40th anniversary
 Boy's Head, Albert Anker 0.05$ |  Seven-spotted Ladybug (Coccinella septempunctata) 0.13$ |  Marbled White (Agapetes galathea) 0.18$ |  Silver-studded Blue (Plebejus argus) 2.3$ |
 Oak Eggar (Lasiocampa quercus) 2.4$ |