Spain
Now showing: Spain - Official stamps (1854 - 1931) - 1 stamps.
1931
Airmail - Overprinted "OFICIAL"
10. October WM: None Perforation: 12
![[Airmail - Overprinted "OFICIAL", type K1]](https://www.stampworld.com/media/catalogue/Spain/Official-stamps/K1-s.jpg)
![[Airmail - Overprinted "OFICIAL", type K2]](https://www.stampworld.com/media/catalogue/Spain/Official-stamps/K2-s.jpg)
![[Airmail - Overprinted "OFICIAL", type K4]](https://www.stampworld.com/media/catalogue/Spain/Official-stamps/K4-s.jpg)
![[Airmail - Overprinted "OFICIAL", type K6]](https://www.stampworld.com/media/catalogue/Spain/Official-stamps/K6-s.jpg)
| No. | Type | D | Color | Description |
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| 30 | K | 5C | yellowish brown | Red overprint | 0.30 | - | 0.30 | - | USD |
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| 30A | K1 | 5C | yellowish brown | Blue overprint | 47.29 | - | 35.47 | - | USD |
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| 31 | K2 | 10C | green | 0.30 | - | 0.30 | - | USD |
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| 31a | K3 | 10C | blackish green | 11.82 | - | 9.46 | - | USD |
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| 32 | K4 | 25C | rose | 0.30 | - | 0.30 | - | USD |
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| 32a | K5 | 25C | dark red | 11.82 | - | 9.46 | - | USD |
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| 33 | K6 | 50C | light blue | 0.30 | - | 0.30 | - | USD |
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| 33a | K7 | 50C | blue | 59.12 | - | 35.47 | - | USD |
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| 34 | K8 | 1Pta | purple | Red overprint | 0.30 | - | 0.30 | - | USD |
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| 34A | K9 | 1Pta | purple | Blue overprint | 9.46 | - | 5.91 | - | USD |
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| 35 | K10 | 4Pta | grey | Red overprint | 9.46 | - | 4.73 | - | USD |
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| 35A | K11 | 4Pta | grey | Blue overprint | 14.19 | - | 17.73 | - | USD |
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