GB 1973 SGX844var Colour Trial for the Jumelle press
Stock Code: P15601904
1973 1p Harrison Colour Trial Proof. Very fine unmounted o.g. imperforate colour trial pair printed in Turquoise, produced as a proof for the "Jumelle Press" in specially prepared sheetlets of four. Printed in the issued ½p colour (SG X841). Scarce.
Shipping to the UK: