![PAPUA NEW GUINEA - 1917 - MULTIPLE: 'ONE PENNY' on ½d yellow green surcharge issue a fine mint corner marginal block of six with 'J B Cook' MONOGRAM in margin. (SG 106) (PAP/15260)](http://latinamericanphilatelics.com/cdn/shop/products/PAP15260_{width}x.jpg?v=1660729478)
'ONE PENNY' on ½d yellow green surcharge issue a fine mint corner marginal block of six with 'J B Cook' MONOGRAM in margin. (SG 106)
'ONE PENNY' on ½d yellow green surcharge issue a fine mint corner marginal block of six with 'J B Cook' MONOGRAM in margin. (SG 106)