Walter Mittelholzer (1894-1937) & Do-Merkur Floatplane 150 Ct. — Switzerland, 1977
Walter Mittelholzer (1894-1937) & Do-Merkur Floatplane (Switzerland, 1977), face value 150 Ct., “Aviation Pioneers” series. Photo, catalogue value, details…
- Series
- Aviation Pioneers
- Issue date
- 1977
- Face value
- 150 Ct.
- Colors
- Multicolor
- Print run
- 6,241,000
- Yvert
- CH 1020
- Michel
- CH 1093
- Stanley Gibbons
- CH 926
- Scott
- CH 623