Conferences
| Set / Name of Stamp | Date of Issue | Denomination | Image |
|---|---|---|---|
| 21st International Geographical Congress – 1968December 1, 1968 | December 1, 1968 | 20 nP |   |
| United Nations Conference on Trade And DevelopmentFebruary 1, 1968 | February 1, 1968 | 15 nP |   |
| II International Conference Seminar of Tamil StudiesJanuary 3, 1968 | January 3, 1968 | 15 nP |   |
| Pacific Area Travel AssociationJanuary 24, 1966 | January 24, 1966 | INR 0.15 |   |
| International Chamber of Commerce, New DelhiFebruary 8, 1965 | February 8, 1965 | INR 0.15 |   |
| XXII International Geological Congress 1964December 14, 1964 | December 14, 1964 | INR 0.15 |   |
| 26th International Congress of Orientalists, New DelhiJanuary 4, 1964 | January 4, 1964 | 15 nP |   |
| 19th International Congress Of OphthalmologyDecember 3, 1962 | December 3, 1962 | 15 nP |   |
| 19th International Red Cross Conference, New DelhiOctober 28, 1957 | October 28, 1957 | 15 nP |   |
| 4th World Forestry CongressDecember 11, 1954 | December 11, 1954 | 2 ANNAS |   |