The KG6 5s exists with line perf 14. This is rare mint and scarce used. There was no
We were offered the rare used one recently. It was a forgery. The item was clearly a normal stamp that had been ‘enhanced’. Below we show a genuine line perf 5s, the forgery and a magnified version of its lower left corner. The genuine 5s line perf was sold in our November 2003 sale so we now only have our scan of it rather than the real thing!
Genuine Forgery Forgery magnified
What are the tell-tale signs?
The shade is wrong. While Gibbons describe both as ‘slate-blue
and yellow orange’, the
The perf gauge is wrong – while Gibbons
quote both comb and line as perf 14, the
· The two stamps have been positioned in the illustration so that the side perfs line up at the top. They drift out of alignment as you move down. The perf gauges are obviously different.
· Further proof is in the magnified image where the second and 4th perf holes at the base are not round. They have been modified. Each shows an extra circular portion of perf has been removed. The stamp has been doctored to give a more ‘line perf’ appearance.
To its credit, the auction house from whence we acquired it will take it back.