| Added by |  Iordache Gabriel | 
| General Description : | Headtype IIIa (One curved line in the hair below the Diadem next to the front curl; graduated background; flat base of the bust; regular necklace pearls, pointed front of the bust) White or bluish illumination under the UV lamp. Value type: I (Thin value and P) Basic position of ½: 1.70 mm from the left edge; 2.45 mm from the bottom edge. Only issued in coil and booklet. Series: Queen Elizabeth II - Decimal Machin - Normal Perfs | 
| Face value | ½ p - British penny | 
| Catalog code (Michel) | GB 561.14.1 | 
| Catalog code | Yvert et Tellier GB 605b; Stanley Gibbons GB X843; Unificato GB 605f | 
| Series | Regina Elisabeta a II-a - Decimal Machin - Perforatii normale - Marea Britanie 1977 | 
| Stamp colour | Turquoise blue | 
| Stamp use | Definitive stamp | 
| Issue date | 14/12/1977 | 
| Designer | Arnold Machin | 
| Paper type | Stamp, Gum: PVAD (Polyvinyl Alcohol with Dextrin added), Paper: coated, fluorescent (FCP), one central phosphor stripe | 
| Print technique | Photogravure | 
| Printed by | Harrison & Sons Ltd. | 
| Perforation | comb 14¾ x 14¼ | 
| Height | 24.00 mm | 
| Width | 21.00 mm | 
| Catalog prices | No catalog prices set yet |