Re the Castles second De La Rue printing. Gibbons seems to distinguish between one printed in June 1959 on Light Cream Paper with only specialist catalogue numbers (T3, T10, T16 & T22). A second issue (May 1962) is printed on whiter paper with SG catalogue numbers and specialists numbers (T4, T1...

Hi I am based in Western Australia I have a cylinder block (cyl. 3 dot) of what is clearly a fugitive ink example of the 6d Reddish Purple. The ink has smudged and the value has absorbed the ink. Further the ink has absorbed markedly to the rear of the stamp (the gummed side) I have photographs of b...