Item Title:
Grover Master Plate for perforations. MP102/377 (1936) SR No. 6126 for Australia. Stamp description: Book Stamp postage. Size of Stamp: 20.5mm x 24.5mm; No. of perforations: 14 x 17; Pins: 0.035; Pitch of perforations: .0.56745" x 1.44mm .