Howard M. Lawrence, 90, of Hamden, died April 8. He was the husband of Rosalie (Spellman) Lawrence. Born in Stamford, he was the son of the late Charles and Rachel (Abramson) Leventhal. In addition to his wife, he is survived by his sons, Michael Leventhal of Shelton, and David Lawrence of Ft. Lauderdale, Fla. He was also preceased by his brother, Robert Lawrence.