The 1847 Mauritius "Post Office" Issue Printing Plate
Mauritius "Post Office" issue printing plate: intaglio (as opposite to relief) printing plate in copper, 81.05x60.6mm, with a weight of 46g, showing single cliché of the 1d and 2d values each measuring 20.4x23.6mm with a separation of 31mm between engravings; both values showing the inscription "POST OFFICE" "POSTAGE" "MAURITIUS" and either "ONE PENNY" or "TWO PENCE" bordering a...