00975cam a2200289 4500 76117678 TxAuBib 20010726120000.0 ||||||s1976||||||||||||||||||||||||eng|u 76-015222 9780807506448 0807506443 (OCoLC)2202476 TxAuBib Warner, Gertrude Chandler. Benny uncovers a mystery / Gertrude Chandler Warner ; illustrated by David Cunningham. Chicago : A. Whitman, 1976. 128 p. : ill. ; 21 cm. Pilot books Two brothers take summer jobs at a department store where a series of peculiar events brings them under suspicion. 20010726. Department stores Fiction. Mystery and detective stories. Cunningham, David. Pilot books. TXMTH