Key Details of the 1972 Issue:
- Issuer: India Post
- Date of Issue: June 30, 1972
- Subject: 50th Anniversary of the International Union of Railways (1922-1972)
- Denomination: 20 Paisa
- Theme: Railway signalling / Electric traction / Railway yard
- Significance: The UIC celebrated its golden jubilee in 1972, and Indian Railways, a major member, commemorated this with the stamp.
Collectors typically look for Mint Never Hinged (MNH) singles, blocks of four, or items with First Day Cancellation (FDC).



