1961 – Seventh Commonwealth Mining and Metallurgical Congress
Rhodesia & Nyasaland
1961 – Seventh Commonwealth Mining and Metallurgical Congress
Details
- Date of Issue: 8th May, 1961
- Date Withdrawn: 31st July, 1961
- Date Invalidated: 1st September, 1961
- Designer: Victor Whiteley
- Printer: Harrison and Sons Ltd
- Process: Photogravure
- Paper:
- Watermark: N/A
- Perf: 15 x 14
- Cylinders:
- Sheet:
- Booklet: N/A
- Quantity:
- 6d – 692,589
- 1/3d – 394,627
