TY - BOOK AU - Birney,Betty G. TI - Mysteries according to Humphrey T2 - Humphrey adventures SN - 9780399254147 (hardcover) AV - PZ7.B5229 Mys 2012 U1 - FIC BIR 23 PY - 2012/// CY - New York PB - G. P. Putnam's Sons KW - Hamsters KW - Fiction KW - Substitute teachers KW - Schools KW - Mystery and detective stories N1 - Ages 8-12 N2 - After learning about Sherlock Holmes, Humphrey the classroom hamster follows clues to try and discover why Mrs. Brisbane is gone and Mr. E, a fun but not very educational substitute, is taking her place in Room 26 at Longfellow School ER -