Single (music) - Types. 1  Singles have been issued in various formats, including 7-inch (18 cm), 10-inch (25 cm), and 12-inch (30 cm) vinyl discs (usually playing at 45 rpm); 10-inch (25-cm) shellac discs (playing at 78 rpm); cassette, 8 and 12 cm (3- and 5-inch) CD singles and 7-inch (18 cm) plastic flexi discs.
Conwy Castle. Conwy Castle, a World Heritage Site, is a magnificent fortress in North Wales. Built by James Saint George for King Edward I, it has towered over the medieval town of Conwy ever since.onwy Castle. Conwy Castle, a World Heritage Site, is a magnificent fortress in North Wales. Built by James Saint George for King Edward I, it has towered over the medieval town of Conwy ever since.
Carew Castle Carew, Tenby, Pembrokeshire. HISTORY: Carew Castle was built between 1280-1310, much of the construction was by Sir Nicholas de Carew, a high ranking officer and distinguished soldier during the time of Edward I. He died around 1311 and was succeeded by his son John.ISTORY: Carew Castle was built between 1280-1310, much of the construction was by Sir Nicholas de Carew, a high ranking officer and distinguished soldier during the time of Edward I. He died around 1311 and was succeeded by his son John.