Now showing: Costa Rica - Postage stamps (1950 - 1959) - 100 stamps.
7. February WM: None Perforation: 12
![[Airmail - The 50th Anniversary Rotary International, type IB]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IB-s.jpg)
![[Airmail - The 50th Anniversary Rotary International, type IC]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IC-s.jpg)
![[Airmail - The 50th Anniversary Rotary International, type ID]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ID-s.jpg)
![[Airmail - The 50th Anniversary Rotary International, type IE]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IE-s.jpg)
![[Airmail - The 50th Anniversary Rotary International, type IF]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IF-s.jpg)
![[Airmail - The 50th Anniversary Rotary International, type ID1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ID1-s.jpg)
17. February WM: None Perforation: 12
![[Airmail - Issue of 1954 Overprinted "IMPRENTA NACIONAL DE AUSTRIA VIENA", type HI1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/HI1-s.jpg)
![[Airmail - Issue of 1954 Overprinted "IMPRENTA NACIONAL DE AUSTRIA VIENA", type HJ1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/HJ1-s.jpg)
![[Airmail - Issue of 1954 Overprinted "IMPRENTA NACIONAL DE AUSTRIA VIENA", type HK1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/HK1-s.jpg)
![[Airmail - Issue of 1954 Overprinted "IMPRENTA NACIONAL DE AUSTRIA VIENA", type HV2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/HV2-s.jpg)
WM: None Perforation: 12
![[Fiscal Stamps Overprinted for Postal Use, type IG]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IG-s.jpg)
![[Fiscal Stamps Overprinted for Postal Use, type IG1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IG1-s.jpg)
21. June WM: None Perforation: 14
![[Airmail - The 100th Anniversary of War of 1856-67, type IH]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IH-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type II]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/II-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IJ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IJ-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IK]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IK-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IL]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IL-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IM]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IM-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IN]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IN-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IO-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IP]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IP-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IQ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IQ-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IR]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IR-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IS]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IS-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IT]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IT-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IU]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IU-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IV]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IV-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IW]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IW-s.jpg)
![[Airmail - The 100th Anniversary of War of 1856-67, type IX]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IX-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 530 | IH | 5C | light blue | 0.26 | - | 0.26 | - | USD |
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| 531 | II | 10C | green | 0.26 | - | 0.26 | - | USD |
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| 532 | IJ | 15C | orange | 0.26 | - | 0.26 | - | USD |
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| 533 | IK | 20C | light brown | 0.26 | - | 0.26 | - | USD |
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| 534 | IL | 25C | dark blue | General D. J. M. Quiros | 0.26 | - | 0.26 | - | USD |
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| 535 | IM | 30C | violet | 0.52 | - | 0.26 | - | USD |
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| 536 | IN | 35C | rose | Minister D. J. B. Calvo | 0.52 | - | 0.26 | - | USD |
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| 537 | IO | 40C | multicoloured | Doctor Luis Molina | 0.52 | - | 0.26 | - | USD |
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| 538 | IP | 45C | red | General D. J. J. Mora | 0.52 | - | 0.26 | - | USD |
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| 539 | IQ | 50C | ultramarine | General D. J. M. Canas | 0.78 | - | 0.26 | - | USD |
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| 540 | IR | 55C | brownish yellow | 1.04 | - | 0.26 | - | USD |
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| 541 | IS | 60C | carmine rose | 0.78 | - | 0.26 | - | USD |
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| 542 | IT | 65C | carmine | A. Vallerriestra | 1.04 | - | 0.26 | - | USD |
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| 543 | IU | 70C | yellow | President R. Castilla Marquesado of Peru | 1.04 | - | 0.26 | - | USD |
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| 544 | IV | 75C | green | 1.04 | - | 0.26 | - | USD |
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| 545 | IW | 80C | sepia | Vice-President D. F. M. Oreamuno of Costa Rica | 1.56 | - | 0.26 | - | USD |
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| 546 | IX | 1Col | greyish black | President D. J. R. Mora of Costa Rica | 1.56 | - | 0.26 | - | USD |
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| 530‑546 | 12.22 | - | 4.42 | - | USD |
23. November WM: None Perforation: 13½
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type IY]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IY-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type IZ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/IZ-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JA]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JA-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JB]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JB-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JC]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JC-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JD]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JD-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JE]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JE-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JF]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JF-s.jpg)
![[Airmail - The 100th Anniversaries of the Births of President Gonzalez (1958) and President Oreamuno (1959), type JG]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/JG-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 547 | IY | 5C | rose/ultramarine | President Gonzalez Viquez | 0.26 | - | 0.26 | - | USD |
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| 548 | IZ | 10C | red/greenish grey | President Oreamuno | 0.26 | - | 0.26 | - | USD |
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| 549 | JA | 15C | bluish green/black | 0.26 | - | 0.26 | - | USD |
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| 550 | JB | 20C | rose/brown | 0.26 | - | 0.26 | - | USD |
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| 551 | JC | 35C | purple/blue | 0.26 | - | 0.26 | - | USD |
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| 552 | JD | 55C | olive/violet | 0.26 | - | 0.26 | - | USD |
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| 553 | JE | 80C | violet blue | 0.52 | - | 0.26 | - | USD |
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| 554 | JF | 1Col | orange/reddish brown | 0.78 | - | 0.52 | - | USD |
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| 555 | JG | 2Col | grey/reddish brown | 1.56 | - | 1.04 | - | USD |
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| 547‑555 | 4.42 | - | 3.38 | - | USD |
