The 11th International Railway Congress, Madrid - Blue Control Numbers on Back 1930
Now showing: Spain - Postage stamps - 1930 - The 11th International Railway Congress, Madrid - Blue Control Numbers on Back - 13 stamps.
1930
The 11th International Railway Congress, Madrid - Blue Control Numbers on Back
10. May WM: None Engraving: F.N.M.T. Perforation: 14
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK1]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK1-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK2]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK2-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK3]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK3-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK4]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK4-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK5]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK5-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK6]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK6-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK7]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK7-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK8]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK8-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK9]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK9-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK10]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK10-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK11]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK11-s.jpg)
![[The 11th International Railway Congress, Madrid - Blue Control Numbers on Back, type CK12]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CK12-s.jpg)
| No. | Type | D | Color | Description |
|
|
|
|
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 436 | CK | 1C | bluish green | Without Control Numbers | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
|||||
| 437 | CK1 | 2C | olive green | Without Control Numbers | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
|||||
| 438 | CK2 | 5C | violet | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
||||||
| 439 | CK3 | 10C | green | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
||||||
| 440 | CK4 | 15C | bluish green | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
||||||
| 441 | CK5 | 20C | violet | (50000) | 1.04 | - | 0.52 | - | USD |
|
|
||||||
| 442 | CK6 | 25C | rose | (75000) | 1.04 | - | 0.52 | - | USD |
|
|
||||||
| 443 | CK7 | 30C | greyish brown | (40000) | 3.13 | - | 1.56 | - | USD |
|
|
||||||
| 444 | CK8 | 40C | blue | (50000) | 3.13 | - | 1.56 | - | USD |
|
|
||||||
| 445 | CK9 | 50C | yellowish brown | (30000) | 12.52 | - | 4.17 | - | USD |
|
|
||||||
| 446 | CK10 | 1Pta | grey | (30000) | 12.52 | - | 5.22 | - | USD |
|
|
||||||
| 447 | CK11 | 4Pta | purple rose | (15000) | 208 | - | 83.45 | - | USD |
|
|
||||||
| 448 | CK12 | 10Pta | light blue | (10000) | 834 | - | 521 | - | USD |
|
|
||||||
| 436‑448 | 1,081 | - | 621 | - | USD |
