AU - STEVENS,S.F. TI - THE MISSING SCIENTIST T2 - OXFORD PROGRESSIVE ENGLISH READERS, GRADE 2 SN - 0195810155 U1 - F/STE/M PY - 1988/// CY - OXFORD PB - OXFORD UNIVERSITY PRESS KW - FICTION KW - SIMPLIFIED KW - MYSTERY N1 - SIMPLIFIED AND EDITED BY D. H. HOWE. CHAPTER QUESTIONS AT END OF BOOK. GRADE 2 LEVEL VOCABULARY RESTRICTED TO 3100 HEADWORDS ER -