South Africa 1926 1d Spectacular Misperf Vert & Horiz Block

1926-27 Pretoria Typo's 1d black & carmine (SG 31var). PERFORATED HORIZONTALLY & VERTICALLY THROUGH CENTRE OF STAMPS. Stunning M/UM bottom left "block of SIXTEEN" of Issue 3, variety UHB V37. Previously mounted lower margin and two of the "stamps". Overall superb fresh UM. Spectacular positional multiple for this, scarce piece. See additional image.