Stamps of Italy - Aegean Islands - Rhodes, XXI//Congresso//Idrologico overprint
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postage
1930, Dec 21st Hydrological Congress issue ovpted (no wmk info) (no perf info) (9 stamps)
| - | 5c | mag | ovpt, windmill | |||
| - | 10c | olbrn | ovpt | |||
| - | 20c | rosered | ovpt | |||
| - | 25c | grn | ovpt | |||
| - | 30c | dkbl | ovpt | |||
| - | 50c | dkbrn | ovpt | |||
| - | 1.25l | dkbl | ovpt | |||
| - | 5l | mag | ovpt | |||
| - | 10l | olbrn | ovpt |
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