John Robert Gregg, inventor of Gregg shorthand 12 ¢ — Cuba, 1957
John Robert Gregg, inventor of Gregg shorthand (Cuba, 1957), face value 12 ¢, “John Robert Gregg” series. Photo, catalogue value, details and photo…
- Series
- John Robert Gregg
- Issue date
- 1957
- Face value
- 12 ¢
- Colors
- Dark green