TY - BOOK AU - Warner,Gertrude Chandler AU - Cunningham,David TI - Benny uncovers a mystery T2 - Boxcar children PY - 1976/// CY - Niles, Ill. PB - A. Whitman KW - Department stores KW - Fiction KW - Mystery fiction KW - gsafd N1 - Braille; St. Paul, Minn.; Communication Center, State Services for the Blind; 2 v. (117 p.) N2 - Two brothers take summer jobs at a department store where a series of peculiar events brings them under suspicion ER -