THIS evening Mr. Ernest Newman , who is a -L notable new accession to the number of the B.B.C.'s regular critics, gives his first weekly talk. One of the most forceful and trenchant of writers on music, he has made his weekly articles in The Sunday Times as important a feature as any in music criticism ; and his books on Wagner created a sensation in the musical world. Listeners will welcome the opportunity of having him as their guide to the broadcast music of the next week.