TY  - BOOK
AU  -  Arnold, Virginia A.
AU  - Smith, Carl Bernard.
TI  - Observing
SN  - 0021787204
AV  - PE1119 
U1  - 372.4 Ar658o 1991 C- 
PY  - 1991///
CY  - New York
PB  -  Macmillan
KW  - Readers (Primary)
KW  - Readers (Elementary)
ER  -