On 23 july 1936 harrisons supplied a bromide for a 6d stamp No 74 based on a coin oak leaves and the cecil portrait. This was improved in the detail of the oak leaves and the substitution of the effigy head. Essays were produced on 8 October in doubly fugitive ink (for the 6d value) on different papers. Probably unique in private hands.
The item "Essay 6d imperf 1936 red brown Edward VIII unmounted mint E8R sideways wmk" is in sale since Sunday, October 18, 2020. This item is in the category "Stamps\Great Britain\Edward VIII". The seller is "aper9940" and is located in Harlow. This item can be shipped to United Kingdom.