It seems to provide them with various types of information that are not, as a rule, found in a general dictionary : it lists possible variants of the main pronunciation, deals comprehensively with all inflected and derived forms and comprises an extended selection of proper names. It is a specialist dictionary and is accordingly aimed in particular at teachers and students of English. Wells and first published in 1990 continues a tradition initiated in 1917 by the first edition of Daniel Jones's English Pronunciation Dictionary (EPD). The new Longman Pronunciation Dictionary (LPD) compiled by J.