TY - BOOK AU - Negus, James TI - The Connoisseur catalogue of Machin printings (8th ed 1990) PY - 1990/// CY - London UK PB - Connoisseur Publications KW - Great Britain | 1967- | Definitive Issues | Machin Issues | Decimal Issues | Luminescent and Tagged Issues | Production | Errors and Varieties | Printing | Color | Paper | Ink | Gum | Perforation | Production -- Sheets and Panes | Booklets and Minipacks | Coil Strips | Coils | Designs | Essays and Proofs | Color Trials | Plate Blocks and Numbers | Cylinder Blocks and Numbers | Plate Markings | Cylinder Markings | Marginal Markings and Imprints | Non-denominated Issues | NVI Issues | Se-tenant Issues | 20th Century | 21st Century | Catalogs and Price Lists | Postage Dues | Isle of Man | Scotland | Wales | Northern Ireland | Regional Issues | Self-adhesive Issues | Postal Rates | Presentation Packs | First Days | Postal Stationery | Postal Stationery -- Cards | Letter Cards | PHQ Cards | Embossed Issues | Registered Mail | Air Mail | Elizabeth II, Queen of Great Britain, 1926- | Queen Elizabeth II Issues | Security Printed Issues -- 1993-<2000> | Security Printers | Printers | Computer Engraved Issues | Greeting Card Miniature Sheets | Label Sheets | Souvenir Sheets | Postage Due Labels | To Pay Labels | Postage Dues | Collecting -- Identification ER -