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.
Confidence votes 6. A motte-and-bailey is a form of castle. It was made of wood and many were built in Britain and France in the 11th and 12th centuries. Each took 7 to 14 days to build.There were very few Celtic/pre-norman motte and bailey castles. The Normans brought motte and bailey castles in packages like make your own furniture.onfidence votes 6. A motte-and-bailey is a form of castle. It was made of wood and many were built in Britain and France in the 11th and 12th centuries. Each took 7 to 14 days to build.