21A A small tapered nail with a head that is either symetrical or formed on on side only. 4 LETTERS B?AD 37A A Logical arithmetical or computational procedure that if correctly applied ensures the solution of a problem 2D In Anglo-Saxon Britain, a region that streches from the Humber of the Firth of Forth A Kingdom until 876 A. D. 11 LETTERS N?R??O????? 25D A Small Pastry tart filled with dried fruit, spices, etc. 8 LETTERS 5, 3, ???C? P?E 30D Informal Term for a person who attaches himself to someone in admiration or infatuation 6 LETTERS L??D??