This 1857 Scott #8Pi Half Penny: Plate Proof, Rose with Vertical Green "Specimen" on India, right margin Block of 4 showing Rawdon, Wright, Hatch & Edison New Yo(rk) [seldom seen - Rare] inscription - with oxidization on most stamps and margins - from Don's Classic Stamps is in Very Fine (VF) Mint condition (See Images). The Unitrade Specialized Catalogue of Canadian Stamps, which follows the Scott numbering system format in its listings, shows a Catalogue value of approx $1,500.00 (in Canadian currency) for this Proof [Inscription] Block of 4. (Item #7232)